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Question 21848: Point Stabilizers May Agree without Becoming Orbits or Kernels

On this page
  1. Original question and givens
  2. Definition and scope
  3. Step-by-step derivation
  4. Reverse checks
  5. Result
  6. This question review and source binding

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R0042-21848 · q-20261014-advance-20261109-r01-finite-group-stabilizer-0098

Original question and givens

Use complete group table=[[0, 1, 2, 3], [1, 2, 3, 0], [2, 3, 0, 1], [3, 0, 1, 2]], identity=0, point carrier Fin(8)={0,…,7} and total action_table=[[0, 1, 2, 3, 4, 5, 6, 7], [1, 2, 3, 0, 4, 5, 6, 7], [2, 3, 0, 1, 4, 5, 6, 7], [3, 0, 1, 2, 4, 5, 6, 7]]. Group row g/column h gives g*h; action row g/column x gives g*x. Every group and action axiom must qualify before the stabilizer is computed. Specified point=6. Compare other_point=7. Give (point, stabilizer, other_point, other_stabilizer, same_stabilizer, orbit_or_kernel_identification_claim, boundary).

  • G001 — Use complete group table=[[0, 1, 2, 3], [1, 2, 3, 0], [2, 3, 0, 1], [3, 0, 1, 2]], identity=0, point carrier Fin(8)={0,…,7} and total action_table=[[0, 1, 2, 3, 4, 5, 6, 7], [1, 2, 3, 0, 4, 5, 6, 7], [2, 3, 0, 1, 4, 5, 6, 7], [3, 0, 1, 2, 4, 5, 6, 7]]. Group row g/column h gives g*h; action row g/column x gives g*x. Every group and action axiom must qualify before the stabilizer is computed. Specified point=6. Compare other_point=7. Give (point, stabilizer, other_point, other_stabilizer, same_stabilizer, orbit_or_kernel_identification_claim, boundary).

Definition and scope

Use the original question domain, assumptions and cited MKO definitions. This item has second-context mathematical and bilingual review, with the model, answer and every arithmetic step independently recomputed from the original parameters; the source question remains a candidate.

Step-by-step derivation

S001 · implies

Before

source operation=stabilizer-point-boundary;original snapshot and mathematics retained

After

explicit ordered source output fields=[point, stabilizer, other_point, other_stabilizer, same_stabilizer, orbit_or_kernel_identification_claim, boundary]

Conditions: none

Keep the original historical interface marker while listing ordered source fields without JavaScript.Tags are not additional evidence;fixed No markers retain their source claim scope.

Step identifiers and dependencies

Rule: source_ordered_interface_explicit_without_javascript · Uses: G001

S002 · implies

Before

ORIGINAL complete group-label carrier Fin(4);declared identity label=0;Cayley table row g,column h gives g*h=[[0, 1, 2, 3], [1, 2, 3, 0], [2, 3, 0, 1], [3, 0, 1, 2]]

After

ORIGINAL complete point carrier Fin(8);TOTAL action table row g,column x gives g*x=[[0, 1, 2, 3, 4, 5, 6, 7], [1, 2, 3, 0, 4, 5, 6, 7], [2, 3, 0, 1, 4, 5, 6, 7], [3, 0, 1, 2, 4, 5, 6, 7]];all entries in range,so structural closure/totality checked;GROUP AXIOMS not assumed from shape

Conditions: none

The two tables have different column roles:group label h versus action point x.Complete in-range tables establish closure/totality only.A candidate group may fail its axioms;its table name does not certify them.

Step identifiers and dependencies

Rule: groupaction_two_table_roles_complete_candidate_not_group_assumption · Uses: G001, S001

S003 · implies

Before

ORIGINAL closed Cayley table=[[0, 1, 2, 3], [1, 2, 3, 0], [2, 3, 0, 1], [3, 0, 1, 2]];ACTUAL declared group identity=0

After

ALL [g,e*g,g*e,both_equal_g] rows=[[0, 0, 0, Yes], [1, 1, 1, Yes], [2, 2, 2, Yes], [3, 3, 3, Yes]];two-sided group identity=Yes

Conditions: none

Both e*g and g*e in the group table must equal g.This is not certified by an identity-action row on points.

Step identifiers and dependencies

Rule: groupaction_group_identity_both_sides_not_action_identity · Uses: G001, S002

S004 · implies

Before

ORIGINAL group pair(g,h)=[0, 0];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 0, 0, Yes], [1, 1, 1, Yes], [2, 2, 2, Yes], [3, 3, 3, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S003

S005 · implies

Before

ORIGINAL group pair(g,h)=[0, 1];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 1, 1, Yes], [1, 2, 2, Yes], [2, 3, 3, Yes], [3, 0, 0, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S004

S006 · implies

Before

ORIGINAL group pair(g,h)=[0, 2];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 2, 2, Yes], [1, 3, 3, Yes], [2, 0, 0, Yes], [3, 1, 1, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S005

S007 · implies

Before

ORIGINAL group pair(g,h)=[0, 3];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 3, 3, Yes], [1, 0, 0, Yes], [2, 1, 1, Yes], [3, 2, 2, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S006

S008 · implies

Before

ORIGINAL group pair(g,h)=[1, 0];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 1, 1, Yes], [1, 2, 2, Yes], [2, 3, 3, Yes], [3, 0, 0, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S007

S009 · implies

Before

ORIGINAL group pair(g,h)=[1, 1];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 2, 2, Yes], [1, 3, 3, Yes], [2, 0, 0, Yes], [3, 1, 1, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S008

S010 · implies

Before

ORIGINAL group pair(g,h)=[1, 2];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 3, 3, Yes], [1, 0, 0, Yes], [2, 1, 1, Yes], [3, 2, 2, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S009

S011 · implies

Before

ORIGINAL group pair(g,h)=[1, 3];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 0, 0, Yes], [1, 1, 1, Yes], [2, 2, 2, Yes], [3, 3, 3, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S010

S012 · implies

Before

ORIGINAL group pair(g,h)=[2, 0];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 2, 2, Yes], [1, 3, 3, Yes], [2, 0, 0, Yes], [3, 1, 1, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S011

S013 · implies

Before

ORIGINAL group pair(g,h)=[2, 1];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 3, 3, Yes], [1, 0, 0, Yes], [2, 1, 1, Yes], [3, 2, 2, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S012

S014 · implies

Before

ORIGINAL group pair(g,h)=[2, 2];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 0, 0, Yes], [1, 1, 1, Yes], [2, 2, 2, Yes], [3, 3, 3, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S013

S015 · implies

Before

ORIGINAL group pair(g,h)=[2, 3];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 1, 1, Yes], [1, 2, 2, Yes], [2, 3, 3, Yes], [3, 0, 0, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S014

S016 · implies

Before

ORIGINAL group pair(g,h)=[3, 0];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 3, 3, Yes], [1, 0, 0, Yes], [2, 1, 1, Yes], [3, 2, 2, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S015

S017 · implies

Before

ORIGINAL group pair(g,h)=[3, 1];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 0, 0, Yes], [1, 1, 1, Yes], [2, 2, 2, Yes], [3, 3, 3, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S016

S018 · implies

Before

ORIGINAL group pair(g,h)=[3, 2];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 1, 1, Yes], [1, 2, 2, Yes], [2, 3, 3, Yes], [3, 0, 0, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S017

S019 · implies

Before

ORIGINAL group pair(g,h)=[3, 3];check ALL k in Fin(4)

After

ordered [k,(g*h)*k,g*(h*k),equal] rows=[[0, 2, 2, Yes], [1, 3, 3, Yes], [2, 0, 0, Yes], [3, 1, 1, Yes]]

Conditions: none

Compute both parenthesizations in the complete original table without assuming cyclicity,commutativity or replacement of multiplication by integer addition.

Step identifiers and dependencies

Rule: groupaction_complete_group_associativity_not_cyclic_assumption · Uses: G001, S018

S020 · implies

Before

ORIGINAL group element g=0;DECLARED identity=0;ALL [h,g*h,h*g,two_sided_inverse] rows=[[0, 0, 0, Yes], [1, 1, 1, No], [2, 2, 2, No], [3, 3, 3, No]]

After

first actual two-sided inverse witness=0;exists=Yes

Conditions: none

For each g,the same h must satisfy both inverse identities.An unqualified candidate table may have no witness;retain None rather than guessing inverses from labels.

Step identifiers and dependencies

Rule: groupaction_each_element_actual_two_sided_inverse · Uses: G001, S019

S021 · implies

Before

ORIGINAL group element g=1;DECLARED identity=0;ALL [h,g*h,h*g,two_sided_inverse] rows=[[0, 1, 1, No], [1, 2, 2, No], [2, 3, 3, No], [3, 0, 0, Yes]]

After

first actual two-sided inverse witness=3;exists=Yes

Conditions: none

For each g,the same h must satisfy both inverse identities.An unqualified candidate table may have no witness;retain None rather than guessing inverses from labels.

Step identifiers and dependencies

Rule: groupaction_each_element_actual_two_sided_inverse · Uses: G001, S020

S022 · implies

Before

ORIGINAL group element g=2;DECLARED identity=0;ALL [h,g*h,h*g,two_sided_inverse] rows=[[0, 2, 2, No], [1, 3, 3, No], [2, 0, 0, Yes], [3, 1, 1, No]]

After

first actual two-sided inverse witness=2;exists=Yes

Conditions: none

For each g,the same h must satisfy both inverse identities.An unqualified candidate table may have no witness;retain None rather than guessing inverses from labels.

Step identifiers and dependencies

Rule: groupaction_each_element_actual_two_sided_inverse · Uses: G001, S021

S023 · implies

Before

ORIGINAL group element g=3;DECLARED identity=0;ALL [h,g*h,h*g,two_sided_inverse] rows=[[0, 3, 3, No], [1, 0, 0, Yes], [2, 1, 1, No], [3, 2, 2, No]]

After

first actual two-sided inverse witness=1;exists=Yes

Conditions: none

For each g,the same h must satisfy both inverse identities.An unqualified candidate table may have no witness;retain None rather than guessing inverses from labels.

Step identifiers and dependencies

Rule: groupaction_each_element_actual_two_sided_inverse · Uses: G001, S022

S024 · implies

Before

structurally closed COMPLETE group candidate;two-sided identity=Yes;ALL-triple associativity=Yes;ALL-element inverses=Yes

After

group_valid=Yes is the CONJUNCTION;False remains a reported candidate result,not a silent repair

Conditions: none

Group qualification is the conjunction of these complete obligations.A permutation-looking action table cannot repair a bad group table;do not replace the identity or modify the table.

Step identifiers and dependencies

Rule: groupaction_group_axiom_conjunction_candidate_may_fail · Uses: G001, S023

S025 · implies

Before

ACTUAL declared identity label=0;ORIGINAL identity action row=[0, 1, 2, 3, 4, 5, 6, 7];complete point carrier Fin(8)

After

ALL ordered [point,identity_image,equality] rows=[[0, 0, Yes], [1, 1, Yes], [2, 2, Yes], [3, 3, Yes], [4, 4, Yes], [5, 5, Yes], [6, 6, Yes], [7, 7, Yes]];identity-action axiom=Yes

Conditions: none

Check e*x=x at every action point,using the actual declared identity label rather than assuming0.This action axiom is distinct from the two-sided identity law in the group table.

Step identifiers and dependencies

Rule: groupaction_every_point_identity_action_not_group_identity · Uses: G001, S024

S026 · implies

Before

ORIGINAL ordered group pair(g,h)=[0, 0];actual group product=0;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 0, 0, Yes], [1, 1, 1, Yes], [2, 2, 2, Yes], [3, 3, 3, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S025

S027 · implies

Before

ORIGINAL ordered group pair(g,h)=[0, 1];actual group product=1;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 1, 1, Yes], [1, 2, 2, Yes], [2, 3, 3, Yes], [3, 0, 0, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S026

S028 · implies

Before

ORIGINAL ordered group pair(g,h)=[0, 2];actual group product=2;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 2, 2, Yes], [1, 3, 3, Yes], [2, 0, 0, Yes], [3, 1, 1, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S027

S029 · implies

Before

ORIGINAL ordered group pair(g,h)=[0, 3];actual group product=3;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 3, 3, Yes], [1, 0, 0, Yes], [2, 1, 1, Yes], [3, 2, 2, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S028

S030 · implies

Before

ORIGINAL ordered group pair(g,h)=[1, 0];actual group product=1;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 1, 1, Yes], [1, 2, 2, Yes], [2, 3, 3, Yes], [3, 0, 0, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S029

S031 · implies

Before

ORIGINAL ordered group pair(g,h)=[1, 1];actual group product=2;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 2, 2, Yes], [1, 3, 3, Yes], [2, 0, 0, Yes], [3, 1, 1, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S030

S032 · implies

Before

ORIGINAL ordered group pair(g,h)=[1, 2];actual group product=3;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 3, 3, Yes], [1, 0, 0, Yes], [2, 1, 1, Yes], [3, 2, 2, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S031

S033 · implies

Before

ORIGINAL ordered group pair(g,h)=[1, 3];actual group product=0;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 0, 0, Yes], [1, 1, 1, Yes], [2, 2, 2, Yes], [3, 3, 3, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S032

S034 · implies

Before

ORIGINAL ordered group pair(g,h)=[2, 0];actual group product=2;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 2, 2, Yes], [1, 3, 3, Yes], [2, 0, 0, Yes], [3, 1, 1, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S033

S035 · implies

Before

ORIGINAL ordered group pair(g,h)=[2, 1];actual group product=3;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 3, 3, Yes], [1, 0, 0, Yes], [2, 1, 1, Yes], [3, 2, 2, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S034

S036 · implies

Before

ORIGINAL ordered group pair(g,h)=[2, 2];actual group product=0;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 0, 0, Yes], [1, 1, 1, Yes], [2, 2, 2, Yes], [3, 3, 3, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S035

S037 · implies

Before

ORIGINAL ordered group pair(g,h)=[2, 3];actual group product=1;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 1, 1, Yes], [1, 2, 2, Yes], [2, 3, 3, Yes], [3, 0, 0, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S036

S038 · implies

Before

ORIGINAL ordered group pair(g,h)=[3, 0];actual group product=3;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 3, 3, Yes], [1, 0, 0, Yes], [2, 1, 1, Yes], [3, 2, 2, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S037

S039 · implies

Before

ORIGINAL ordered group pair(g,h)=[3, 1];actual group product=0;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 0, 0, Yes], [1, 1, 1, Yes], [2, 2, 2, Yes], [3, 3, 3, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S038

S040 · implies

Before

ORIGINAL ordered group pair(g,h)=[3, 2];actual group product=1;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 1, 1, Yes], [1, 2, 2, Yes], [2, 3, 3, Yes], [3, 0, 0, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S039

S041 · implies

Before

ORIGINAL ordered group pair(g,h)=[3, 3];actual group product=2;action table roles unchanged

After

ALL ordered [point,(g*h)*point,g*(h*point),equal] rows=[[0, 2, 2, Yes], [1, 3, 3, Yes], [2, 0, 0, Yes], [3, 1, 1, Yes], [4, 4, 4, Yes], [5, 5, 5, Yes], [6, 6, 6, Yes], [7, 7, 7, Yes]];earliest failure retained,not overwritten

Conditions: none

For the left side compute the group product before acting;for the right act by h and then g,without interchanging them.Check every point for every ordered pair and retain the first lexicographic g,h,x failure.

Step identifiers and dependencies

Rule: groupaction_all_ordered_compatibility_triples_not_samples · Uses: G001, S040

S042 · calculation

Before

group action ordered group-pair count := mul(4, 4)

After

group action ordered group-pair count = 16

Conditions: none

Substitute original roles and established intermediates exactly,retaining indices,signs,denominators and the proof's applicability conditions.

Step identifiers and dependencies

Rule: exact_rational_arithmetic · Uses: G001, S041

S043 · calculation

Before

group action complete triple-domain count := mul(16, 8)

After

group action complete triple-domain count = 128

Conditions: none

Substitute original roles and established intermediates exactly,retaining indices,signs,denominators and the proof's applicability conditions.

Step identifiers and dependencies

Rule: exact_rational_arithmetic · Uses: G001, S042

S044 · implies

Before

COMPLETE triple domain order^2*point_count=128;this derivation ACTUALLY checked all128 triples

After

compatibility=Yes;FIRST source-order failure[g,h,x,left,right]=null;null means NO failure anywhere

Conditions: none

The triple_count is the complete quantified domain size,not a measurement of an early-stopping prototype.This derivation actually checks every point for every g,h pair,so null certifies full compatibility and a first failure retains exact source data/order.

Step identifiers and dependencies

Rule: groupaction_full_domain_count_first_failure_not_early_stop_measurement · Uses: G001, S043

S045 · implies

Before

ORIGINAL group-row label=0;ORIGINAL point-indexed action row=[0, 1, 2, 3, 4, 5, 6, 7]

After

sorted image MULTISET=[0, 1, 2, 3, 4, 5, 6, 7];equals full point carrier=Yes;original row NOT reordered

Conditions: none

Sort only to test whether the image multiset covers the full carrier exactly once;do not reorder the original point-indexed row.Even all-permutation rows alone do not establish an action without the group and both action axioms.

Step identifiers and dependencies

Rule: groupaction_every_row_permutation_actual_images_not_validity_converse · Uses: G001, S044

S046 · implies

Before

ORIGINAL group-row label=1;ORIGINAL point-indexed action row=[1, 2, 3, 0, 4, 5, 6, 7]

After

sorted image MULTISET=[0, 1, 2, 3, 4, 5, 6, 7];equals full point carrier=Yes;original row NOT reordered

Conditions: none

Sort only to test whether the image multiset covers the full carrier exactly once;do not reorder the original point-indexed row.Even all-permutation rows alone do not establish an action without the group and both action axioms.

Step identifiers and dependencies

Rule: groupaction_every_row_permutation_actual_images_not_validity_converse · Uses: G001, S045

S047 · implies

Before

ORIGINAL group-row label=2;ORIGINAL point-indexed action row=[2, 3, 0, 1, 4, 5, 6, 7]

After

sorted image MULTISET=[0, 1, 2, 3, 4, 5, 6, 7];equals full point carrier=Yes;original row NOT reordered

Conditions: none

Sort only to test whether the image multiset covers the full carrier exactly once;do not reorder the original point-indexed row.Even all-permutation rows alone do not establish an action without the group and both action axioms.

Step identifiers and dependencies

Rule: groupaction_every_row_permutation_actual_images_not_validity_converse · Uses: G001, S046

S048 · implies

Before

ORIGINAL group-row label=3;ORIGINAL point-indexed action row=[3, 0, 1, 2, 4, 5, 6, 7]

After

sorted image MULTISET=[0, 1, 2, 3, 4, 5, 6, 7];equals full point carrier=Yes;original row NOT reordered

Conditions: none

Sort only to test whether the image multiset covers the full carrier exactly once;do not reorder the original point-indexed row.Even all-permutation rows alone do not establish an action without the group and both action axioms.

Step identifiers and dependencies

Rule: groupaction_every_row_permutation_actual_images_not_validity_converse · Uses: G001, S047

S049 · implies

Before

CURRENT original group/action:group=Yes,identity_action=Yes,compatibility=Yes,permutations=Yes;actual identity=0

After

qualified full action;actual inverse list=[0, 3, 2, 1];permutation rows alone would NOT suffice

Conditions: none

Qualify the actual group and both action axioms first.Permutation rows alone do not suffice.Use the original identity label,not assumed0;frozen pure helpers receive this question's tables and trace.

Step identifiers and dependencies

Rule: stabilizer_qualified_actual_group_action_before_fixing · Uses: G001, S048

S050 · calculation

Before

Stabilizer point6 complete fixing count := sum(1, 1, 1, 1)

After

Stabilizer point6 complete fixing count = 4

Conditions: none

Substitute the original roles,order and conditions term by term with exact arithmetic,not floating-point approximation.

Step identifiers and dependencies

Rule: exact_rational_arithmetic · Uses: G001, S049

S051 · implies

Before

ORIGINAL point=6;ALL [group_element,image,fixes] rows=[[0, 6, Yes], [1, 6, Yes], [2, 6, Yes], [3, 6, Yes]]

After

full stabilizer in ORIGINAL group order=[0, 1, 2, 3];stabilizer order=4

Conditions: none

The stabilizer is the set of all group elements fixing this point,not its orbit or one fixed-element witness.A tested g may fail to fix the point while the identity remains in the full stabilizer.

Step identifiers and dependencies

Rule: stabilizer_ALL_group_elements_fixing_not_orbit · Uses: G001, S050

S052 · calculation

Before

Stabilizer point7 complete fixing count := sum(1, 1, 1, 1)

After

Stabilizer point7 complete fixing count = 4

Conditions: none

Substitute the original roles,order and conditions term by term with exact arithmetic,not floating-point approximation.

Step identifiers and dependencies

Rule: exact_rational_arithmetic · Uses: G001, S051

S053 · implies

Before

ORIGINAL point=7;ALL [group_element,image,fixes] rows=[[0, 7, Yes], [1, 7, Yes], [2, 7, Yes], [3, 7, Yes]]

After

full stabilizer in ORIGINAL group order=[0, 1, 2, 3];stabilizer order=4

Conditions: none

The stabilizer is the set of all group elements fixing this point,not its orbit or one fixed-element witness.A tested g may fail to fix the point while the identity remains in the full stabilizer.

Step identifiers and dependencies

Rule: stabilizer_ALL_group_elements_fixing_not_orbit · Uses: G001, S052

S054 · implies

Before

ORIGINAL points=[6, 7];full stabilizers=[[0, 1, 2, 3], [0, 1, 2, 3]];same_stabilizer=Yes

After

fixed No WITHHOLDS identifying stabilizer,orbit and action kernel as concepts;does NOT negate same_stabilizer or rule out special set equalities

Conditions: none

Different points can have equal stabilizers.The kernel intersects stabilizers over every point,whereas an orbit lies in the point carrier.Distinct concepts need not forbid special set equalities;the fixed No does not negate the computed same flag.

Step identifiers and dependencies

Rule: stabilizer_point_boundary_No_not_same_set_negation · Uses: G001, S053

Reverse checks

  • S054 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S053 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S052 · premise_and_result_audit — Recompute Stabilizer point7 complete fixing count with exact rational arithmetic, not rounded decimals.
  • S051 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S050 · premise_and_result_audit — Recompute Stabilizer point6 complete fixing count with exact rational arithmetic, not rounded decimals.
  • S049 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S048 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S047 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S046 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S045 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S044 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S043 · premise_and_result_audit — Recompute group action complete triple-domain count with exact rational arithmetic, not rounded decimals.
  • S042 · premise_and_result_audit — Recompute group action ordered group-pair count with exact rational arithmetic, not rounded decimals.
  • S041 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S040 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S039 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S038 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S037 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S036 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S035 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S034 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S033 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S032 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S031 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S030 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S029 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S028 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S027 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S026 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S025 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S024 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S023 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S022 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S021 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S020 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S019 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S018 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S017 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S016 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S015 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S014 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S013 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S012 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S011 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S010 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S009 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S008 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S007 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S006 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S005 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S004 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S003 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S002 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.
  • S001 · premise_and_result_audit — Check against the original data and this step's premises; a one-way implication is not an equivalence.

Result

(6, [0, 1, 2, 3], 7, [0, 1, 2, 3], Yes, No, stabilizer_not_orbit_or_action_kernel)

The full substitutions and premise checks give the original answer; source identity,format and status are unchanged.

This question review and source binding

Review date: 2026-10-26

Original questions, answers, step expressions, numeric ASTs and historical records are retained. Source candidate labels remain historical and are not overwritten as formal proof.

Source hashes and review receipts
  • input commit: 0f7be61e2c22317a4075561dc822c87d881a50db
  • original question SHA-256: 8ee74e7ed518b82522b27b5d329b5e3a3768347d9e0733e7837423d742c4b93e
  • candidate record SHA-256: 7e6764e6820c63cbd266d3a57c09ed26d5b1ba7583f2096444bd9d9b1ec8fef7
  • semantic review receipt SHA-256: dd44555041dfbb6fe9936aa00b9a5f8c5982c2784ef61dd0cbd5d1a303a49c1a
  • question-first witness SHA-256: 9a6011263f6ac53b9a1fd57addf2f3e2f6088b54802c539f332d689480dc2d17
  • Lean: NOT_RUN · human review: NOT_PERFORMED
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