| Countable transitive model | DX61H3XR6Q | statement | open | napkin tex/set-theory/models.tex#theorem-1 |
| Countably $\Hak$-rectifiable | ZYX0R645TF | definition | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.24451#M8G7 |
| Countably additive companion | PFE5H28B6Q | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.20683#2G4B |
| Countably additive measures never detect instability | TC2ZJMEZQS | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.11002#BB0F |
| Countably barrelled space | 69A7V6DXD2 | definition | open | Wikipedia Countably barrelled space, Wikidata Q96375598 |
| Countably compact | BRXKRQY4JP | definition | open | Wikipedia Glossary of general topology#DDA7 |
| Countably compact space | MK4DE5VTQE | definition | open | Wikipedia Countably compact space, Wikidata Q859275 |
| Countably complete ultrafilter | RQ0VG94J4H | unknown | open | Wikipedia Ultrafilter on a set#EBOD |
| countably generated | H261RCDBBP | definition | open | Wikipedia Glossary of module theory#LBKI |
| Countably generated module | 10YZQS6GMN | definition | open | Wikipedia Countably generated module, Wikidata Q5176825 |
| Countably generated space | A21M9XH3W6 | definition | open | Wikipedia Countably generated space, Wikidata Q4474437 |
| countably infinite | 9C8Z9425A0 | definition | open | Wikipedia Glossary of set theory#XVD7 |
| Countably infinite | XAKAZ6VB2Z | definition | open | Wikipedia List of paradoxes#0YN7 |
| countably infinite set | JFB4D3GAYD | definition | node (a node has the same name as the row) | Wikidata Q185478, MathWorld CountablyInfinite, ProofWiki Definition:Countably_Infinite |
| Countably locally finite | 8WXBGXHM4H | definition | open | Wikipedia Glossary of general topology#5N3Z |
| Countably locally finite | M9JQE4A4A6 | unknown | open | Wikipedia Locally finite collection#30R4 |
| Countably many prescribed multipliers | 8FHQ4A5CD5 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.38970#RJ1F |
| Countably quasi-barrelled space | 6ZZ6TQJ60S | definition | open | Wikipedia Countably quasi-barrelled space, Wikidata Q96375599 |
| Counter machine | NE9AFP923X | definition | open | Wikipedia Counter machine, Wikidata Q7879073 |
| Counter-based random number generator | R0D7DCYT65 | definition | open | Wikipedia Counter-based random number generator, Wikidata Q28457502 |
| Counterargument | WDKDW2QGWK | definition | open | Wikipedia Counterargument, Wikidata Q2995866 |
| Counterexample | 4X082FBXP0 | counterexample | open | Wikipedia Minimax theorem#GFRD |
| Counterexample | 7QRXFE89WF | counterexample | open | Wikipedia Dinitz–Garg–Goemans conjecture#C49L |
| Counterexample | AFTQG5S99X | counterexample | open | Wikipedia Hirsch conjecture#2QH8 |
| Counterexample | GBK7BC8GVD | counterexample | open | Wikipedia Pompeiu problem#QBNV |
| counterexample | J1JGFKG3FJ | definition | open | Wikipedia Glossary of logic#MYXE |
| Counterexample | M1PH9BDGQ2 | counterexample | open | Wikipedia Proof of impossibility#DAPY |
| Counterexample | N66H5Y9NH0 | counterexample | open | Wikipedia Relatively compact subspace#Y6VG |
| Counterexample | PVZZ9M3AF6 | counterexample | open | Wikipedia Splitting lemma#DNRF |
| counterexample | QHRMZ2NQ7A | concept | open | levin_dmoi index/4.2.4/counterexample |
| Counterexample | WYB2YSH0MF | counterexample | open | Wikipedia Open mapping theorem (functional analysis)#KWMB |
| Counterexample | X2KN68ZN4Q | counterexample | open | Wikipedia Complete intersection ring#SIHM |
| Counterexample | ZBJHVF67EB | definition | open | Wikipedia Counterexample, Wikidata Q596077 |
| Counterexample and sharpness | HEFYETFE0H | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.28014#9TMG |
| Counterexample in the critical range | Y8B3740PV3 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.22345#SXV2 |
| Counterexample of the converse of Lagrange's theorem | NQ3NY18X6C | counterexample | deferred (a person holds the item: a node with the name "Converse of Lagrange's theorem fails for the alternating group A4" has the same item) | Wikipedia Lagrange's theorem (group theory)#JRWI |
| Counterexample to generalizations of Pick's theorem | P46S5E5RGF | counterexample | open | Wikipedia Reeve tetrahedra#XO1X |
| Counterexample to Nielsen's Theorem 2 | PG8PYAN82Z | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.20683#3LZU |
| Counterexample to snake lemma with categorical cokernel | JJ8MNPM4HM | counterexample | open | Wikipedia Snake lemma#79GH |
| Counterexample to Vaught's Conjecture | 52G0CKK71R | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.15217#VZET |
| Counterexample, piecewise linear classifier. | 1Q0C4ZQ63S | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.27241#2KC0 |
| Counterexamples | 5S4TFYB7RH | counterexample | open | Wikipedia Lie–Palais theorem#IGWD |
| Counterexamples | 688J54MPD3 | counterexample | open | Wikipedia No-hair theorem#XN5R |
| Counterexamples | 6EMFEN9DMN | counterexample | open | Wikipedia Equicontinuity#QRQ2 |
| Counterexamples | 7581YA8DB2 | counterexample | open | Wikipedia Pitteway triangulation#GO2S |
| Counterexamples | 7BVKTEQZ8W | counterexample | open | Wikipedia Reification (fallacy)#VFEY |
| Counterexamples | 85AKB9BNV3 | counterexample | open | Wikipedia Cohen–Macaulay ring#XY6M |
| Counterexamples | 99KDB3Q2RP | counterexample | open | Wikipedia Regularity theory#R3ZW |
| Counterexamples | C5AVNDA0CG | example | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.10017#G0D3 |
| Counterexamples | C90K8X5YPA | counterexample | open | Wikipedia Perron–Frobenius theorem#KVBC |
| Counterexamples | CCDNRHCYGM | counterexample | open | Wikipedia Dunford–Pettis property#2XR3 |
| Counterexamples | DDXJTN3XQG | counterexample | open | Wikipedia Convergence of random variables#VJMQ |
| Counterexamples | R6NTJT9PQE | counterexample | open | Wikipedia Wald's equation#3UV5 |
| Counterexamples | RK298NMEN8 | counterexample | open | Wikipedia Convergence of random variables#MORB |
| Counterexamples | SZ91P1506Q | counterexample | open | Wikipedia Euler's sum of powers conjecture#VFPY |
| Counterexamples | T4JXJQJG0M | counterexample | open | Wikipedia Closed monoidal category#Z59R |
| Counterexamples | T8ADZZV7QQ | counterexample | open | Wikipedia Nothing-up-my-sleeve number#3T7W |
| Counterexamples | XM0D9B5JZC | counterexample | open | Wikipedia Euclidean ordered field#4WGO |
| Counterexamples | XY3GVKEE3Q | counterexample | open | Wikipedia Comon's conjecture#PJWH |
| Counterexamples | YRRFR327J7 | counterexample | open | Wikipedia Fubini's theorem#UTYO |
| Counterexamples | Z7DRH74573 | counterexample | open | Wikipedia Barrelled space#2ZFQ |
| Counterexamples | Z9EB5KH354 | counterexample | open | Wikipedia Convergence in measure#24UR |
| Counterexamples in Probability | HZ87D0EC8N | definition | open | Wikipedia Counterexamples in Probability, Wikidata Q130711029 |
| Counterexamples in Probability and Statistics | XBQ5PZ6WSZ | definition | open | Wikipedia Counterexamples in Probability and Statistics, Wikidata Q124844082 |
| Counterexamples in Topology | W5X8HJEJNH | definition | open | Wikipedia Counterexamples in Topology, Wikidata Q5176952 |
| Counterexamples in Topology | ZYCBJM5J9S | definition | open | Wikipedia List of topology topics#T8ZG |
| counterfactual conditional | 3QAEV971KB | definition | open | Wikipedia Glossary of logic#519T |
| Counterfactual conditional | 619TC4T9VP | definition | open | Wikipedia Counterfactual conditional, Wikidata Q1783264 |
| counterfactual logic | VNQ9G94612 | definition | open | Wikipedia Glossary of logic#8C5G |
| Counterfactual predictive equivalence | 34JM68V8VK | definition | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.13951#JGFF |
| Counterinduction | E8XSNTHMVN | definition | open | Wikipedia Counterinduction, Wikidata Q5176976 |
| countermodel | TYG1J3D108 | definition | open | Wikipedia Glossary of logic#LTSR |
| counternecessary conditional | 4QCE529ZZZ | definition | open | Wikipedia Glossary of logic#JI7T |
| Counternull | 6DR4EY4B05 | definition | open | Wikipedia List of statistics articles#DFLE |
| Counternull | R2554V8PJG | definition | open | Wikipedia Counternull, Wikidata Q5176994 |
| counterpart theory | VV7PS9B575 | definition | open | Wikipedia Glossary of logic#GBYK |
| Countersignaling | B9D78CX710 | definition | open | Wikipedia Countersignaling, Wikidata Q5177030 |
| counterterm | Q71DM87YX3 | unknown | open | Wikidata Q4231754, nLab counterterm |
| Counting | 828PY25SY9 | definition | open | Wikipedia Counting, Wikidata Q247154 |
| Counting | MMD2QREEJH | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.37479#E4VE |
| Counting against any reference support | DXEP9V5FXP | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.30525#ORBH |
| Counting and equal-trace subsampling | 2AABR4JH24 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.38228#BS8U |
| Counting Bijective Functions | H6CCYTC9HR | example | open | levin_dmoi ptx/sec_counting-combperm.ptx#example-counting-functions-bijective |
| Counting Bloom filter | D3GKCSMDPV | definition | open | Wikipedia Counting Bloom filter, Wikidata Q77570063 |
| Counting board | 158Y8VF7JP | definition | open | Wikipedia Counting board, Wikidata Q5177147 |
| Counting bound | 96FXSWNM7H | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2406.07116#5IG5 |
| Counting Common Bases | A5AARYSG79 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.06724#3ZI4 |
| Counting convention | DEWGPBDDTV | definition | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.20106#BX3T |
| Counting criterion | JB7BCBBQK0 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.04271#S6BP |
| Counting displacements | R4RQBP4C9H | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.02407#XXZF |
| Counting equally spaced points in an interval | 8HCJ55SS4J | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.16351#7TIH |
| Counting even cycles | AKNJ42XB28 | problem | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.06038#KD21 |
| Counting functions | 5151E4PSKX | example | open | levin_dmoi ptx/sec_counting-addmult.ptx#example-counting-functions-all |
| Counting hollowing spaces away from the binary endpoint | MRBVBA0Q95 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.14509#12HC |
| counting identity | XK6CY04WC1 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.10408#9D6H |
| Counting inclusively | HGZYCA4DEX | unknown | open | Wikipedia Counting#6DEX |
| Counting indices used by repairs | ZBC5W3TKA1 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.26873#PW3G |
| Counting injective functions | BF965CHWBR | example | open | levin_dmoi ptx/sec_counting-combperm.ptx#example-counting-functions-injective |
| Counting lemma | 6MSDBYDB6V | statement | open | Wikipedia Counting lemma, Wikidata Q111950818 |
| Counting lemma | D808DRSYN8 | statement | open | Wikipedia List of lemmas#83YD |