# 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 1/4.

## Question 27501: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0001`; number: 27501
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0001/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0001/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0001.json)

## Question 27502: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0002`; number: 27502
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0002/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0002/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0002.json)

## Question 27503: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0003`; number: 27503
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0003/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0003/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0003.json)

## Question 27504: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0004`; number: 27504
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0004/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0004/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0004.json)

## Question 27505: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0005`; number: 27505
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0005/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0005/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0005.json)

## Question 27506: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0006`; number: 27506
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0006/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0006/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0006.json)

## Question 27507: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0007`; number: 27507
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0007/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0007/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0007.json)

## Question 27508: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0008`; number: 27508
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0008/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0008/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0008.json)

## Question 27509: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0009`; number: 27509
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0009/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0009/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0009.json)

## Question 27510: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0010`; number: 27510
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0010/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0010/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0010.json)

## Question 27511: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0011`; number: 27511
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0011/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0011/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0011.json)

## Question 27512: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0012`; number: 27512
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0012/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0012/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0012.json)

## Question 27513: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0013`; number: 27513
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0013/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0013/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0013.json)

## Question 27514: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0014`; number: 27514
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0014/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0014/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0014.json)

## Question 27515: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0015`; number: 27515
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0015/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0015/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0015.json)

## Question 27516: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0016`; number: 27516
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0016/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0016/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0016.json)

## Question 27517: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0017`; number: 27517
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0017/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0017/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0017.json)

## Question 27518: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0018`; number: 27518
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0018/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0018/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0018.json)

## Question 27519: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0019`; number: 27519
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0019/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0019/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0019.json)

## Question 27520: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0020`; number: 27520
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0020/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0020/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0020.json)

## Question 27521: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0021`; number: 27521
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0021/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0021/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0021.json)

## Question 27522: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0022`; number: 27522
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0022/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0022/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0022.json)

## Question 27523: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0023`; number: 27523
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0023/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0023/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0023.json)

## Question 27524: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0024`; number: 27524
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0024/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0024/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0024.json)

## Question 27525: Regular Expressions Have Typed Nodes and an Explicit Alphabet

- ID: `q-20261015-advance-20261118-r06-regular-expression-0025`; number: 27525
- Processing: second_context_reviewed
- MKO: [mko-regular-expression](/en/mko/mko-regular-expression/)
- Family: [qf-mod49-regex-ast-qualification](/en/explore/?family=qf-mod49-regex-ast-qualification)
- Batch: [batch-20261015-advance-20261118-r06-regular-expression-foundations](/en/explore/?batch=batch-20261015-advance-20261118-r06-regular-expression-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0025/) / [Markdown](/en/questions/q-20261015-advance-20261118-r06-regular-expression-0025/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261118-r06-regular-expression-0025.json)

[Next](/en/explore/index.md?mko=mko-regular-expression&page=2)