| being | 9JHZ9H4CJY | unknown | open | Wikidata Q203872, nLab being |
| BEJ49FD4Q5 | BEJ49FD4Q5 | 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 2303.10636#K5QF |
| BEJFY9YTTP | BEJFY9YTTP | 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 2609.28336#RCAS |
| BEJGD7HQH9 | BEJGD7HQH9 | 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 2609.39593#3RL5 |
| BEK2NHPXEH | BEK2NHPXEH | 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 2411.17227#1PVM |
| BEK37XAHG1 | BEK37XAHG1 | 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 2610.22189#YU8X |
| BEK8PGSHEG | BEK8PGSHEG | 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 2609.35209#NFDC |
| BEK934B7QP | BEK934B7QP | 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#9S88 |
| BEK95VBYN8 | BEK95VBYN8 | 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 1904.08413#57TE |
| Bekenstein bound | S4J16QRVER | definition | open | Wikipedia Bekenstein bound, Wikidata Q815018 |
| Bekenstein–Hawking entropy | ATPJDC6QZB | unknown | open | Wikidata Q3055341, nLab Bekenstein-Hawking entropy |
| Bekenstein–Hawking formula | XH105HRJYQ | statement | open | Wikipedia String theory#0XK6 |
| Bekić's theorem | TVFRN80GME | statement | open | Wikipedia Bekić's theorem, Wikidata Q111943576 |
| Bel decomposition | ZRB7XAJWXB | definition | open | Wikipedia Bel decomposition, Wikidata Q4881747 |
| Belarus | 1B7TXKTKXT | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q184, ProofWiki Mathematician:Mathematicians/Sorted_By_Nation/Belarus |
| Belavkin equation | TGEV9DDFGV | definition | open | Wikipedia Belavkin equation, Wikidata Q25304106 |
| Belgian Mathematical Society | 17NW2XER2Q | definition | open | Wikipedia Belgian Mathematical Society, Wikidata Q815516 |
| Belgian number | 1FW7MSSF9S | object | open | Wikidata Q18002772, OEIS A106039, OEIS A106439, OEIS A106518, OEIS A106596, OEIS A106631, OEIS A106792, OEIS A107014, OEIS A107018, OEIS A107032, OEIS A107043 |
| Belgium | M4G6VFH9GS | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q31, ProofWiki Mathematician:Mathematicians/Sorted_By_Nation/Belgium |
| Belief aggregation | TS0R3YZESP | definition | open | Wikipedia Belief aggregation, Wikidata Q123524382 |
| Belief bias | 6R9SN3714C | unknown | open | Wikipedia List of cognitive biases#0KAD |
| Belief functions | BT8J6JQCGM | unknown | open | Wikipedia Dempster–Shafer theory#S7SS |
| Belief propagation | 70VE1Y04J4 | definition | open | Wikipedia Belief propagation, Wikidata Q4060686 |
| Belief propagation | YT38EMFH0W | definition | open | Wikipedia List of algebraic coding theory topics#U6TQ, Wikipedia List of statistics articles#GXZE, Wikipedia List of probability topics#4WTP |
| Belief revision | 71QBDTZ5JT | definition | open | Wikipedia Belief revision, Wikidata Q3566063 |
| Belief structure | 55JC5T1C38 | definition | open | Wikipedia Belief structure, Wikidata Q4882755 |
| Belinfante–Rosenfeld stress–energy tensor | CY4KS94Q5A | definition | open | Wikipedia Belinfante–Rosenfeld stress–energy tensor, Wikidata Q4882924 |
| Belinsky | ZJXXSRC4YK | 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 2609.26619#Y6RW |
| Bell curve | 8B9H0WAHTC | definition | open | Wikipedia List of curves#78IV |
| Bell II, British Columbia | FWD875RQ41 | unknown | open | Wikipedia List of places with numeric names#XWIM |
| Bell inequalities | YWCN5C4Y0Y | statement | open | Wikipedia List of probabilistic proofs of non-probabilistic theorems#MWHZ |
| Bell matrix | YJZS3VQDYZ | unknown | open | Wikipedia Jabotinsky matrix#Q45Q |
| Bell measurement | P22H1MDXFH | unknown | open | Wikipedia Bell state#7FA4 |
| Bell number | 5T50E9EHQH | concept | node (a node has the same Wikidata item as the row) | Wikidata Q816063, MathWorld BellNumber, OEIS A000110, Wikipedia Bell number |
| Bell number | 97KNRSED3J | definition | open | Wikipedia List of partition topics#DKGJ |
| Bell numbers | 4KX686PWJ0 | unknown | node (a node has the same name as the row) | mathlib_overview Combinatorics > Enumerative combinatorics > Bell numbers, Mathlib Multiset.bell |
| Bell numbers | RZXTZBE43B | definition | open | Wikipedia List of triangle topics#Y7Z7 |
| Bell polynomials | K2Y4XQTESE | definition | open | Wikipedia Bell polynomials, Wikidata Q815666 |
| Bell polynomials | QXM3H743CV | definition | open | Wikipedia List of polynomial topics#IYL7, Wikipedia List of partition topics#G2PG |
| Bell prime | V6Z8EYE6GZ | unknown | open | Wikipedia Bell number#5HOD |
| Bell series | MEC4ZPE1YY | definition | open | Wikipedia List of number theory topics#61HU |
| Bell series | Y5K2JR4SFS | definition | open | Wikipedia Bell series, Wikidata Q2633830 |
| Bell state | P9XEVQW5DV | definition | open | Wikipedia Bell state, Wikidata Q2898260 |
| Bell test loopholes | VTCA0ZAAAW | unknown | open | Wikipedia Bell's theorem#7G1M |
| Bell triangle | 78KQ8WNSC4 | definition | open | Wikidata Q3998567, MathWorld BellTriangle, Wikipedia Bell triangle |
| Bell's spaceship paradox | EYEG7RF3KC | statement | open | Wikipedia Bell's spaceship paradox, Wikidata Q816054 |
| Bell's theorem | 1M48MB0K67 | statement | open | Wikipedia List of inequalities#OYTX |
| Bell's theorem | BA87PMRHZ7 | statement | open | Wikipedia List of mathematical topics in quantum theory#9EC1 |
| Bell's theorem | CRSXVFBAZV | statement | open | Wikipedia Hidden-variable theory#UW57 |
| Bell's theorem | SSFTR914QD | statement | open | Wikipedia Einstein–Podolsky–Rosen paradox#C41M |
| Bell's theorem | VX7MJP7NH9 | statement | open | mathlib_1000 Q388525, Wikidata Q388525, thousand_plus Q388525, Wikipedia Bell's theorem, EoM Bell_inequalities, nLab Bell's inequalities, nLab Bell's theorem |
| Bell's theorem | Z8JGMFSX0W | statement | open | Wikipedia List of theorems#NTPC |
| Bell-shaped function | QJ2NCXT3QA | definition | open | Wikipedia Bell-shaped function, Wikidata Q60766410 |
| Bella Subbotovskaya | FK4NGZR8KJ | topic | open | Wikipedia Bella Subbotovskaya, Wikidata Q815757 |
| Bella Subbotovskaya | K0SG5K9J4D | topic | open | Wikipedia List of Jewish mathematicians#Q3AU |
| Bella Subbotovskaya | YCS55131HA | topic | open | Wikipedia List of Russian mathematicians#3QRG |
| Bellard's formula | 3731F46MNZ | statement | open | Wikipedia Bellard's formula, Wikidata Q1108664 |
| Belle experiment | Q6877HM2NZ | unknown | open | Wikidata Q815821, nLab Belle experiment |
| Bellman equation | 56RS8BQ6HK | definition | open | Wikipedia Bellman equation, Wikidata Q1430750 |
| Bellman filter | 48WNYMGWCW | definition | open | Wikipedia Bellman filter, Wikidata Q105554760 |
| Bellman fixed points and contractions | BSNHYA5HBX | 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 2609.39837#CO0K |
| Bellman violation and critic comparison | GDF6J14GYK | 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 2609.39837#OGIY |
| Bellman's Examples | 94QW8B236H | 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 2609.31352#AK1P |
| Bellman's lost in a forest problem | 7Y4Y5SAQQH | conjecture | open | Wikidata Q56291656, MathWorld LostinaForestProblem, Wikipedia Bellman's lost-in-a-forest problem |
| Bellman's lost-in-a-forest problem | HT92XSH2NB | conjecture | open | Wikipedia List of unsolved problems in mathematics#KM46 |
| Bellman's principle of optimality | 1S6FM0PADG | statement | open | Wikipedia Bellman equation#A5L1 |
| Bellman–Ford algorithm | 4VHGW9V338 | definition | open | Wikipedia Bellman–Ford algorithm, Wikidata Q816022 |
| Bellman–Ford algorithm | B0DEV70VH6 | definition | open | Wikipedia List of mathematical proofs#2DFZ |
| Bellows conjecture | S8GJG2PRJ5 | statement | open | Wikipedia Flexible polyhedron#U63N |
| Belousov–Zhabotinsky reaction | ZPJN5DNYSY | definition | open | Wikipedia Belousov–Zhabotinsky reaction, Wikidata Q816151 |
| Belphegor number | P3T6Z8RE2B | unknown | open | Wikipedia Belphegor's prime#M0PP |
| Belphegor's prime | FWBWBTANNG | object | open | Wikipedia List of scientific constants named after people#FWBN |
| Belphegor's prime | W001XWZ85Y | statement | open | Wikidata Q15130782, MathWorld BelphegorPrime, ProofWiki Belphegor's_Prime, Wikipedia Belphegor's prime |
| Belt problem | WH4GG1QDHX | problem | open | Wikipedia Belt problem, Wikidata Q4884716 |
| Belt transect | 49N8NVZPZ2 | definition | open | Wikipedia Belt transect, Wikidata Q4884717 |
| Belt transect | CB2V927KYC | definition | open | Wikipedia List of statistics articles#NYB1 |
| Beltrami coordinates | BJ5DV1WY2E | unknown | open | Wikipedia Coordinate systems for the hyperbolic plane#N7GE |
| Beltrami equation | Q1J2XH1KZ9 | concept | open | Wikidata Q4884794, MathWorld BeltramiDifferentialEquation, Wikipedia Beltrami equation |
| Beltrami identity | N5A8FSG7XT | statement | open | Wikidata Q3303275, MathWorld BeltramiIdentity, Wikipedia Beltrami identity |
| Beltrami vector field | RC014C079N | definition | open | Wikipedia Beltrami vector field, Wikidata Q4884795 |
| Beltrami's identity | 37Y2PPNS7Z | statement | open | Wikipedia Calculus of variations#APRI |
| Beltrami's theorem | 5RCSSKFB6J | statement | open | Wikipedia List of theorems#RP9W |
| Beltrami's theorem | 9XYREQ0RVT | statement | open | mathlib_1000 Q4884789, Wikidata Q4884789, thousand_plus Q4884789, Wikipedia Beltrami's theorem, MathWorld BeltramisTheorem |
| Beltrami-Michell compatibility equations | GSD3P041AZ | unknown | open | Wikipedia Linear elasticity#93AZ |
| Beltrami–Klein model | 65WAWJN7N4 | definition | open | Wikidata Q1189065, MathWorld Klein-BeltramiModel, Wikipedia Beltrami–Klein model |
| Beltrami–Klein model | 9VDA23PR9H | definition | open | Wikipedia List of things named after Felix Klein#KFXJ |
| Belyi function | 6DK7GRE9C3 | unknown | open | Wikipedia Belyi's theorem#C8B9 |
| Belyi pair | RHSR192BDZ | unknown | open | Wikipedia Dessin d'enfant#ZF1L |
| Belyi's theorem | PC0PBR2HWN | statement | open | Wikipedia List of theorems#4WOV |
| Belyi's theorem | YKF96PBQB4 | statement | open | mathlib_1000 Q4884950, Wikidata Q4884950, thousand_plus Q4884950, Wikipedia Belyi's theorem |
| Bel–Robinson tensor | HRBVGVF02P | definition | open | Wikipedia Bel–Robinson tensor, Wikidata Q4884978 |
| BEMTZEVART | BEMTZEVART | 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 2403.02207#P4XY |
| Ben Andrews | 8H76HEWSJ3 | topic | open | Wikipedia Ben Andrews (mathematician), Wikidata Q4885230 |
| Ben Andrews | DHG963F6WZ | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#9MES |
| Ben Delo | TP2Y7KFE30 | unknown | open | Wikipedia List of people by Erdős number#08S5 |
| Ben F. Laposky | XF8WDCMY5K | topic | open | Wikipedia Ben F. Laposky, Wikidata Q4885618 |
| Ben Franklin effect | QBW02H9CD0 | unknown | open | Wikipedia List of cognitive biases#T54D |
| Ben Goldacre | 30F7K5CP5H | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q816499, ProofWiki Mathematician:Ben_Michael_Goldacre |
| Ben Green | NXV3F0C08R | topic | open | Wikipedia List of people by Erdős number#VLPJ, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#3DZK, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#61R3 |
| Ben Green | PRGTVGJ860 | topic | open | Wikipedia Ben Green (mathematician), Wikidata Q792628 |