# 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.

1 results; page 1/1.

## Question 25694: Identity, Product and Inverse Closure Certify the Center as a Subgroup

- ID: `q-20261015-advance-20261115-r02-finite-group-center-0044`; number: 25694
- Processing: second_context_reviewed
- MKO: [mko-finite-group-center](/en/mko/mko-finite-group-center/)
- Family: [qf-mod46-center-subgroup-audit](/en/explore/?family=qf-mod46-center-subgroup-audit)
- Batch: [batch-20261015-advance-20261115-r02-finite-group-center-foundations](/en/explore/?batch=batch-20261015-advance-20261115-r02-finite-group-center-foundations)
- [Derivation](/en/questions/q-20261015-advance-20261115-r02-finite-group-center-0044/) / [Markdown](/en/questions/q-20261015-advance-20261115-r02-finite-group-center-0044/index.md) / [JSON](/data/question-derivations/questions/q-20261015-advance-20261115-r02-finite-group-center-0044.json)