# 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.

100 results; page 2/4.

## Question 5026: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0026`; number: 5026
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0026/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0026/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0026.json)

## Question 5027: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0027`; number: 5027
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0027/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0027/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0027.json)

## Question 5028: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0028`; number: 5028
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0028/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0028/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0028.json)

## Question 5029: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0029`; number: 5029
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0029/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0029/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0029.json)

## Question 5030: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0030`; number: 5030
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0030/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0030/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0030.json)

## Question 5031: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0031`; number: 5031
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0031/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0031/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0031.json)

## Question 5032: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0032`; number: 5032
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0032/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0032/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0032.json)

## Question 5033: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0033`; number: 5033
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0033/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0033/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0033.json)

## Question 5034: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0034`; number: 5034
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0034/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0034/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0034.json)

## Question 5035: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0035`; number: 5035
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0035/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0035/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0035.json)

## Question 5036: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0036`; number: 5036
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0036/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0036/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0036.json)

## Question 5037: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0037`; number: 5037
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0037/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0037/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0037.json)

## Question 5038: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0038`; number: 5038
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0038/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0038/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0038.json)

## Question 5039: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0039`; number: 5039
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0039/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0039/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0039.json)

## Question 5040: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0040`; number: 5040
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0040/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0040/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0040.json)

## Question 5041: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0041`; number: 5041
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0041/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0041/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0041.json)

## Question 5042: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0042`; number: 5042
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0042/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0042/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0042.json)

## Question 5043: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0043`; number: 5043
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0043/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0043/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0043.json)

## Question 5044: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0044`; number: 5044
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0044/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0044/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0044.json)

## Question 5045: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0045`; number: 5045
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0045/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0045/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0045.json)

## Question 5046: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0046`; number: 5046
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0046/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0046/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0046.json)

## Question 5047: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0047`; number: 5047
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0047/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0047/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0047.json)

## Question 5048: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0048`; number: 5048
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0048/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0048/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0048.json)

## Question 5049: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0049`; number: 5049
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0049/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0049/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0049.json)

## Question 5050: Set Equality with Both Difference Witnesses

- ID: `q-20261008-advance-20261011-r04-set-0050`; number: 5050
- Processing: second_context_reviewed
- MKO: [mko-set](/en/mko/mko-set/)
- Family: [qf-density11-set-equality-defect](/en/explore/?family=qf-density11-set-equality-defect)
- Batch: [batch-20261008-advance-20261011-r04-set-foundations](/en/explore/?batch=batch-20261008-advance-20261011-r04-set-foundations)
- [Derivation](/en/questions/q-20261008-advance-20261011-r04-set-0050/) / [Markdown](/en/questions/q-20261008-advance-20261011-r04-set-0050/index.md) / [JSON](/data/question-derivations/questions/q-20261008-advance-20261011-r04-set-0050.json)

[Next](/en/explore/index.md?batch=batch-20261008-advance-20261011-r04-set-foundations&page=3)
