# 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 21426: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0051`; number: 21426
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0051/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0051/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0051.json)

## Question 21427: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0052`; number: 21427
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0052/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0052/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0052.json)

## Question 21428: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0053`; number: 21428
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0053/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0053/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0053.json)

## Question 21429: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0054`; number: 21429
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0054/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0054/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0054.json)

## Question 21430: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0055`; number: 21430
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0055/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0055/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0055.json)

## Question 21431: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0056`; number: 21431
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0056/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0056/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0056.json)

## Question 21432: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0057`; number: 21432
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0057/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0057/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0057.json)

## Question 21433: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0058`; number: 21433
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0058/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0058/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0058.json)

## Question 21434: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0059`; number: 21434
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0059/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0059/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0059.json)

## Question 21435: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0060`; number: 21435
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0060/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0060/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0060.json)

## Question 21436: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0061`; number: 21436
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0061/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0061/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0061.json)

## Question 21437: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0062`; number: 21437
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0062/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0062/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0062.json)

## Question 21438: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0063`; number: 21438
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0063/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0063/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0063.json)

## Question 21439: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0064`; number: 21439
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0064/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0064/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0064.json)

## Question 21440: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0065`; number: 21440
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0065/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0065/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0065.json)

## Question 21441: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0066`; number: 21441
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0066/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0066/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0066.json)

## Question 21442: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0067`; number: 21442
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0067/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0067/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0067.json)

## Question 21443: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0068`; number: 21443
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0068/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0068/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0068.json)

## Question 21444: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0069`; number: 21444
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0069/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0069/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0069.json)

## Question 21445: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0070`; number: 21445
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0070/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0070/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0070.json)

## Question 21446: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0071`; number: 21446
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0071/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0071/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0071.json)

## Question 21447: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0072`; number: 21447
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0072/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0072/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0072.json)

## Question 21448: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0073`; number: 21448
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0073/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0073/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0073.json)

## Question 21449: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0074`; number: 21449
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0074/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0074/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0074.json)

## Question 21450: Parity Subsequences Need a Strict All-Later Epsilon Witness

- ID: `q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0075`; number: 21450
- Processing: second_context_reviewed
- MKO: [mko-bolzano-weierstrass-theorem-real](/en/mko/mko-bolzano-weierstrass-theorem-real/)
- Family: [qf-mod40-bw-oscillatory-tail](/en/explore/?family=qf-mod40-bw-oscillatory-tail)
- Batch: [batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations](/en/explore/?batch=batch-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-foundations)
- [Derivation](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0075/) / [Markdown](/en/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0075/index.md) / [JSON](/data/question-derivations/questions/q-20261014-advance-20261109-r02-bolzano-weierstrass-theorem-real-0075.json)