# OCME · Knowledge & practice explorer

302 MKO / 1,441 families / 360 batches / 36,000 questions.

36,000 second-context math/bilingual reviewed; 0 display/symbol-checked candidates. Source questions: candidate. English: ai_candidate. No new proof, Lean, SREG or training.

25 results; page 1/1.

## Question 5601: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0051`; number: 5601
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0051/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0051/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0051.json)

## Question 5602: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0052`; number: 5602
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0052/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0052/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0052.json)

## Question 5603: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0053`; number: 5603
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0053/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0053/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0053.json)

## Question 5604: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0054`; number: 5604
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0054/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0054/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0054.json)

## Question 5605: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0055`; number: 5605
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0055/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0055/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0055.json)

## Question 5606: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0056`; number: 5606
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0056/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0056/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0056.json)

## Question 5607: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0057`; number: 5607
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0057/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0057/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0057.json)

## Question 5608: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0058`; number: 5608
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0058/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0058/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0058.json)

## Question 5609: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0059`; number: 5609
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0059/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0059/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0059.json)

## Question 5610: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0060`; number: 5610
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0060/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0060/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0060.json)

## Question 5611: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0061`; number: 5611
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0061/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0061/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0061.json)

## Question 5612: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0062`; number: 5612
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0062/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0062/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0062.json)

## Question 5613: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0063`; number: 5613
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0063/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0063/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0063.json)

## Question 5614: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0064`; number: 5614
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0064/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0064/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0064.json)

## Question 5615: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0065`; number: 5615
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0065/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0065/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0065.json)

## Question 5616: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0066`; number: 5616
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0066/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0066/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0066.json)

## Question 5617: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0067`; number: 5617
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0067/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0067/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0067.json)

## Question 5618: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0068`; number: 5618
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0068/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0068/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0068.json)

## Question 5619: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0069`; number: 5619
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0069/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0069/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0069.json)

## Question 5620: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0070`; number: 5620
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0070/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0070/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0070.json)

## Question 5621: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0071`; number: 5621
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0071/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0071/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0071.json)

## Question 5622: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0072`; number: 5622
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0072/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0072/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0072.json)

## Question 5623: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0073`; number: 5623
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0073/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0073/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0073.json)

## Question 5624: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0074`; number: 5624
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0074/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0074/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0074.json)

## Question 5625: Original Membership and Set Deletion

- ID: `q-20261008-advance-20261012-r04-set-membership-0075`; number: 5625
- Processing: second_context_reviewed
- MKO: [mko-set-membership](/en/mko/mko-set-membership/)
- Family: [qf-density12-membership-deletion-residual](/en/explore/?family=qf-density12-membership-deletion-residual)
- Batch: [batch-20261008-advance-20261012-r04-set-membership-foundations](/en/explore/?batch=batch-20261008-advance-20261012-r04-set-membership-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261012-r04-set-membership-0075/) / [Markdown](/en/questions/q-20261008-advance-20261012-r04-set-membership-0075/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261012-r04-set-membership-0075.json)

