# 第 13718 題：有限雙邊理想

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本頁是已完成第二對話 AI 數理與中英語義覆核的教學詳解，只支持本題明示的模型與前提。沒有人工審查或新 Lean 證明，也不提升原題或 MKO 的 Canonical 真值狀態。

R0026-13718 · q-20261014-advance-20261028-r02-finite-two-sided-ideal-0043



## 原題與已知條件

子集綁定同一完整有限父環。操作=ideal-additive-subgroup；資料={"n":8,"addition":[[0,1,2,3,4,5,6,7],[1,2,3,6,0,4,7,5],[2,3,6,7,1,0,5,4],[3,6,7,5,2,1,4,0],[4,0,1,2,5,7,3,6],[5,4,0,1,7,6,2,3],[6,7,5,4,3,2,0,1],[7,5,4,0,6,3,1,2]],"multiplication":[[0,0,0,0,0,0,0,0],[0,1,2,3,4,5,6,7],[0,2,6,5,5,6,0,2],[0,3,5,1,7,2,6,4],[0,4,5,7,1,2,6,3],[0,5,6,2,2,6,0,5],[0,6,0,6,6,0,0,6],[0,7,2,4,3,5,6,1]],"subset":[0]}。請依 [subset,zero,missing_additions,missing_inverses,additive_subgroup] 欄序回答。


- G001 — 子集綁定同一完整有限父環。操作=ideal-additive-subgroup；資料={"n":8,"addition":[[0,1,2,3,4,5,6,7],[1,2,3,6,0,4,7,5],[2,3,6,7,1,0,5,4],[3,6,7,5,2,1,4,0],[4,0,1,2,5,7,3,6],[5,4,0,1,7,6,2,3],[6,7,5,4,3,2,0,1],[7,5,4,0,6,3,1,2]],"multiplication":[[0,0,0,0,0,0,0,0],[0,1,2,3,4,5,6,7],[0,2,6,5,5,6,0,2],[0,3,5,1,7,2,6,4],[0,4,5,7,1,2,6,3],[0,5,6,2,2,6,0,5],[0,6,0,6,6,0,0,6],[0,7,2,4,3,5,6,1]],"subset":[0]}。請依 [subset,zero,missing_additions,missing_inverses,additive_subgroup] 欄序回答。





## 定義與適用範圍

沿用原題明示的論域、假設與來源 MKO 定義。本題已完成第二對話數理與中英語義覆核，並由原始參數逐題獨立重算模型、答案與每個算術步驟；原題仍為 candidate。


- [mko-finite-two-sided-ideal](https://ocme.evemisslab.com/zh-Hant/mko/mko-finite-two-sided-ideal/)





## 逐步推導

S001 · implies操作前

same parent carrier Fin(8);addition=[[0, 1, 2, 3, 4, 5, 6, 7], [1, 2, 3, 6, 0, 4, 7, 5], [2, 3, 6, 7, 1, 0, 5, 4], [3, 6, 7, 5, 2, 1, 4, 0], [4, 0, 1, 2, 5, 7, 3, 6], [5, 4, 0, 1, 7, 6, 2, 3], [6, 7, 5, 4, 3, 2, 0, 1], [7, 5, 4, 0, 6, 3, 1, 2]];multiplication=[[0, 0, 0, 0, 0, 0, 0, 0], [0, 1, 2, 3, 4, 5, 6, 7], [0, 2, 6, 5, 5, 6, 0, 2], [0, 3, 5, 1, 7, 2, 6, 4], [0, 4, 5, 7, 1, 2, 6, 3], [0, 5, 6, 2, 2, 6, 0, 5], [0, 6, 0, 6, 6, 0, 0, 6], [0, 7, 2, 4, 3, 5, 6, 1]]

操作後

both complete operation tables typed and closed

條件：無

以下理想或交換律綁定同一父環；此處保留完整原表，不把元素標籤當成整數值。

步驟識別與依賴規則：parent_ring_original_complete_tables · 依賴：G001





S002 · implies操作前

every additive triple checked;first associativity failure=null;all additive pairs commute=是

操作後

additive zero candidates=[0];actual zero=0;two-sided additive inverses in label order=[0, 4, 5, 7, 1, 2, 6, 3]

條件：無

逐完整載體核加法結合、交換、兩側零與每個逆元；父環是題目使用的已合格前提，核查完整有限條件，不靠幾個樣本。

步驟識別與依賴規則：parent_additive_abelian_group_complete_audit · 依賴：G001, S001





S003 · implies操作前

every multiplicative triple checked;first associativity failure=null

操作後

multiplicative identity candidates=[1];actual one=1

條件：無

乘法只先要求結合與兩側one，不在此假設交換或非零元素可逆。

步驟識別與依賴規則：parent_multiplicative_monoid_complete_audit · 依賴：G001, S002





S004 · implies操作前

all 512 left and 512 right distributivity triples checked

操作後

first left failure=null;first right failure=null;zero=0;one=1;distinct=是

條件：無

左右分配責任分開完整核對，0與1必是不同實際元素；不因含一就宣稱交換環、整環或域。

步驟識別與依賴規則：parent_both_distributivities_and_distinct_identities · 依賴：G001, S003





S005 · implies操作前

raw subset=[0];same qualified parent zero=0

操作後

sorted distinct parent labels=[0]

條件：無

此子集按集合去重排序，但所有運算與逆元都來自同一父環，不另換加乘或把標籤當整數。

步驟識別與依賴規則：ideal_subset_same_parent_normalization · 依賴：G001, S004





S006 · implies操作前

subset element=0;parent additive inverse=0

操作後

inverse belongs to subset=是

條件：無

加法子群需每個成員的父環加法逆元仍在子集中；不是乘法逆元條件。

步驟識別與依賴規則：ideal_each_parent_additive_inverse · 依賴：G001, S005





S007 · implies操作前

subset ordered pair=[0, 0];parent sum=0

操作後

sum belongs to subset=是

條件：無

逐一核所有有序加法對，沒有抽樣替代閉包。

步驟識別與依賴規則：ideal_all_additive_closure_pairs · 依賴：G001, S006





S008 · implies操作前

subset nonempty=是;actual zero belongs=是;missing sums=[];missing inverses=[]

操作後

additive subgroup=是

條件：無

非空、含實際零、加法閉包與逆元閉包同時成立才合格；空集合不能因閉包空泛成立而成加法子群。

步驟識別與依賴規則：ideal_additive_subgroup_nonempty_zero_and_closure · 依賴：G001, S007









## 逐步反向核對


- S008 · premise_and_result_audit — 回到原始資料與本步條件核對，不把單向推論誤稱等價。
- S007 · premise_and_result_audit — 回到原始資料與本步條件核對，不把單向推論誤稱等價。
- S006 · premise_and_result_audit — 回到原始資料與本步條件核對，不把單向推論誤稱等價。
- S005 · premise_and_result_audit — 回到原始資料與本步條件核對，不把單向推論誤稱等價。
- S004 · premise_and_result_audit — 回到原始資料與本步條件核對，不把單向推論誤稱等價。
- S003 · premise_and_result_audit — 回到原始資料與本步條件核對，不把單向推論誤稱等價。
- S002 · premise_and_result_audit — 回到原始資料與本步條件核對，不把單向推論誤稱等價。
- S001 · premise_and_result_audit — 回到原始資料與本步條件核對，不把單向推論誤稱等價。





## 結論

([0], 0, [], [], 是)

依上列完整代值及條件核對得到原題答案；原題編號、格式與狀態保持不變。





## 本題覆核與來源綁定

覆核日期：2026-10-26

原題、答案、步驟表達式、數值 AST 與既有歷史保持原樣；原來的候選狀態屬於來源歷史，不覆寫為形式化證明。

來源雜湊與覆核憑證
- input commit: 0f7be61e2c22317a4075561dc822c87d881a50db
- original question SHA-256: 66ca8f9db9b8eb5065ec8575fdf552c65d54ac46a757200395b487e04aa295ee
- candidate record SHA-256: 9cc623bda51044b923ed23fa1602779e97d9ec0f586cc0f024707216e38d5b85
- semantic review receipt SHA-256: f335caca08574c9f949c141083c66655fee51c227d45d80a3ddb7d78f862d798
- question-first witness SHA-256: cc7ba54738af91a6871fc1c20e45ad8f2b434392273fa334bd16a3b2238f4a77
- Lean: NOT_RUN · human review: NOT_PERFORMED

[同源完整 JSON](https://ocme.evemisslab.com/data/question-derivations/questions/q-20261014-advance-20261028-r02-finite-two-sided-ideal-0043.json)




