| Menstrual cycle | BZ93H7SK4Y | unknown | open | Wikipedia List of common misconceptions about science, technology, and mathematics#06FO |
| Mental abacus | 5NY9MWME0Z | definition | open | Wikipedia Mental abacus, Wikidata Q10419540 |
| Mental age | VR68GRVKS7 | definition | open | Wikipedia Mental age, Wikidata Q378697 |
| Mental calculation | DXC0SY1MM1 | definition | open | Wikipedia Mental calculation, Wikidata Q620584 |
| Mental Calculation World Cup | KWHR1TE6Z5 | definition | open | Wikipedia Mental Calculation World Cup, Wikidata Q6817387 |
| Mental Calculation World Cup | XB5W12NEQ8 | definition | open | Wikipedia List of mathematics competitions#K3Z7 |
| Mental health and life expectancy | GWC4CMQ09T | unknown | open | Wikipedia Life expectancy#BSLJ |
| Mental model | 8Y3MQ46ADN | definition | open | Wikipedia Mental model, Wikidata Q1851867 |
| Mental model theory of reasoning | R7C2A33M5K | topic | open | Wikipedia Mental model theory of reasoning, Wikidata Q13461038 |
| MENTH1FPN1 | MENTH1FPN1 | 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 2308.07021#O2WM |
| mention | HQ49ZK1CP8 | definition | open | Wikipedia Glossary of logic#J92H |
| MENXXQCADK | MENXXQCADK | 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 2610.19023#Q2NE |
| Menzerath's law | 40JYQVV2BW | statement | open | Wikipedia Menzerath's law, Wikidata Q944768 |
| MEP39RTDBQ | MEP39RTDBQ | 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 2204.04317#A9WM |
| MEP95HFJVH | MEP95HFJVH | 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 2510.12502#8VRM |
| MEQ36NJ1VS | MEQ36NJ1VS | 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 2609.01473#HOWS |
| Mercado, Joseph | 3RTKNTQEXX | topic | open | Wikipedia List of statisticians#2PNC |
| Mercator projection | HX7Z6D1F17 | definition | open | Wikipedia Mercator projection, Wikidata Q309372 |
| Mercator series | CPB7YG1KVW | definition | node (a node has the same Wikidata item as the row) | Wikidata Q677568, MathWorld MercatorSeries, Wikipedia Mercator series |
| Mercer's theorem | 8RXQYFMA15 | statement | open | Wikipedia Trace class#EQYR |
| Mercer's theorem | FN1M6BQN7E | statement | open | mathlib_1000 Q1716166, Wikidata Q1716166, thousand_plus Q1716166, Wikipedia Mercer's theorem |
| Mercer's theorem | ZN2JNXXBVH | statement | open | Wikipedia List of theorems#QKOJ |
| Mercury | 60V6A54N8H | definition | open | Wikidata Q308, ProofWiki Definition:Mercury_(Planet) |
| mercury | X2EGPYRD9W | definition | open | Wikidata Q925, ProofWiki Definition:Mercury_(Chemical_Element) |
| Mercy | Z3GNC6MY8K | definition | open | Wikipedia Mercy (cipher), Wikidata Q17082481 |
| Mercy Kazima | FPCQF615R1 | topic | open | Wikipedia Mercy Kazima, Wikidata Q134292829 |
| Merdeka Center | 1SQG1WRT5K | unknown | open | Wikipedia List of polling organizations#WT86 |
| Mere addition paradox | 9302HRPM7Z | statement | open | Wikipedia Mere addition paradox, Wikidata Q5620634 |
| Mere exposure effect | XGQTQJ921N | unknown | open | Wikipedia List of cognitive biases#LZ0F |
| mere possibilia | 8HV28344EB | definition | open | Wikipedia Glossary of logic#LNPD |
| mere proposition | 3B0TV5QWFG | concept | open | hott_book index/9.3/mere-proposition |
| mere proposition | GPTQBJ65Y7 | concept | open | hott_book index/9.5/mere-proposition |
| mere proposition | RXNZFX4B0T | concept | open | hott_book index/9.10/mere-proposition |
| Mere-measurement effect | 69WT2JJY3S | definition | open | Wikipedia Mere-measurement effect, Wikidata Q65051319 |
| Meredith graph | 7KTTX8P50V | definition | open | Wikidata Q3115517, House of Graphs 1225, MathWorld MeredithGraph, Wikipedia Meredith graph |
| merely | 462G6XDGZC | concept | open | hott_book index/6.7/merely |
| Mereological essentialism | Q06WS75NJB | definition | open | Wikipedia Mereological essentialism, Wikidata Q6819044 |
| Mereological nihilism | SQAMCC23NR | definition | open | Wikipedia Mereological nihilism, Wikidata Q4290829 |
| mereology | 43HY0WG938 | topic | open | Wikidata Q1194916, nLab mereology, Wikipedia Mereology |
| Mereotopology | 2SAH77ZZQW | topic | open | Wikipedia Mereotopology, Wikidata Q1921601 |
| Mereotopology | D10PC8DC7V | topic | open | Wikipedia List of topology topics#9CQE |
| Meretov, 1987; Estermann--Dahlquist | KPRYG86RG6 | 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 2610.13658#GKKG |
| merge sort | 208WMV3VZC | concept | open | applied_combinatorics index/3.5.2/merge-sort |
| merge sort | NMVR3TS0E3 | definition | open | Wikidata Q189057, MathWorld MergeSort, Wikipedia Merge sort |
| Mergelyan | JV2GDPW3D6 | statement | open | lebl_scv scv.tex#thm:mergelyan |
| Mergelyan's theorem | 2NYQF7WDWF | statement | open | mathlib_1000 Q1964537, Wikidata Q1964537, thousand_plus Q1964537, Wikipedia Mergelyan's theorem |
| Mergelyan's theorem | BSQ7ED3J6E | concept | open | lebl_scv index/B/mergelyan-s-theorem |
| Mergelyan's theorem | MCDVS76345 | statement | open | Wikipedia List of theorems#5ZPF |
| Merger is an equivalence relation | 4ZNX414PG9 | 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 2609.37375#V8ZL |
| Merging component penalties | G19BJE15DD | 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 2609.34025#VUKZ |
| Merging height-dominated parts | 9ZB5X4ZQGY | 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 2609.31811#4A4Y |
| merging two nodes | 6S71Z98YCY | 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 2610.18803#OUKS |
| meridian | A6M9Q7SEFZ | concept | open | hott_book index/5.7/meridian |
| meridian | FMP0KZD2X4 | definition | open | Wikidata Q32099, ProofWiki Definition:Meridian_(Terrestrial) |
| Meridional Intersection Patterns | M5W0KP3VGT | 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 2610.09422#PDTA |
| meridional plane | 82498FYH3A | definition | open | Wikipedia Cardinal point (optics)#UIDQ |
| Meringer graph | GSHWJV66MC | unknown | open | Wikidata Q3115514, House of Graphs 1227, MathWorld MeringerGraph |
| Merkle signature scheme | DMRSF0V32C | definition | open | Wikipedia Merkle signature scheme, Wikidata Q1921816 |
| Merkle tree | QCAQ1T0EK9 | definition | open | Wikipedia Merkle tree, Wikidata Q14746 |
| Merkle's Puzzles | FNWVX1SX7Z | problem | open | Wikipedia Merkle's Puzzles, Wikidata Q1888605 |
| Merkle–Damgård construction | 6Y8WHR8WPP | definition | open | Wikipedia Merkle–Damgård construction, Wikidata Q1757463 |
| Merkle–Damgård construction | R0NEM4HV0B | definition | open | Wikipedia List of algebraic coding theory topics#DPPT |
| Merkle–Hellman knapsack cryptosystem | H0MF5PG3C9 | definition | open | Wikipedia Merkle–Hellman knapsack cryptosystem, Wikidata Q1760368 |
| Merlise A. Clyde | KZD7RWK4Z2 | topic | open | Wikipedia Merlise A. Clyde, Wikidata Q42324102 |
| Merlise A. Clyde | ZJZZ1BY3E8 | topic | open | Wikipedia List of fellows of the American Statistical Association#J9S9 |
| Mermin–Wagner theorem | SA2T8XQE8B | statement | open | Wikipedia List of theorems#X544 |
| Mermin–Wagner theorem | Y1X5YVDNA7 | statement | open | mathlib_1000 Q1547975, Wikidata Q1547975, thousand_plus Q1547975, Wikipedia Mermin–Wagner theorem |
| meromorphic | GZ0A53SATQ | definition | open | Wikipedia Glossary of real and complex analysis#K2KD |
| Meromorphic expansion of the resolvent kernel | MY6QZKHEWT | 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 2610.08011#JKQL |
| Meromorphic function | GZZJQ2FBR4 | definition | open | Wikipedia List of types of functions#JQFX |
| meromorphic function | MHHPVR488Y | definition | node (a node has the same name as the row) | Wikidata Q217616, MathWorld MeromorphicFunction, nLab meromorphic function, Wikipedia Meromorphic function |
| Meromorphic function | R1G13T6YMS | definition | open | Wikipedia List of complex analysis topics#J907 |
| meromorphic functions | 8TKC3Q5VRG | unknown | open | mathlib_undergrad Single Variable Complex Analysis > Functions on one complex variable > meromorphic functions |
| Meronomy | 9JMQ12NS4C | definition | open | Wikipedia Meronomy, Wikidata Q2465551 |
| Merrilyn Goos | H6ATY5CQT3 | topic | open | Wikipedia Merrilyn Goos, Wikidata Q17517090 |
| Mersenne conjectures | 1WX7GPDNJN | conjecture | open | Wikidata Q2739186, MathWorld NewMersennePrimeConjecture, MathWorld WagstaffsConjecture, Wikipedia Mersenne conjectures |
| Mersenne number | 4GNB3KXZRE | unknown | node (a node has the same name as the row) | Wikidata Q10338607, MathWorld MersenneNumber, OEIS A000225 |
| Mersenne number | R7H5GWTX2D | conjecture | open | Wikipedia List of unsolved problems in mathematics#P214 |
| Mersenne number with prime index | DJ3TJY4FXZ | object | open | Wikidata Q67182782, OEIS A001348 |
| Mersenne numbers | PZDCXV48Z9 | conjecture | open | Wikipedia List of sums of reciprocals#IXNJ |
| Mersenne prime | 2SS5TM8RA6 | concept | node (a node has the same name as the row) | Wikidata Q186875, MathWorld MersennePrime, OEIS A000668, Wikipedia Mersenne prime |
| Mersenne prime | 6QH4VDXQNN | conjecture | open | Wikipedia List of unsolved problems in mathematics#N8GY |
| Mersenne prime | CNEYNW2M1R | conjecture | open | Wikipedia List of number theory topics#71P5 |
| Mersenne prime | M4QW2216QB | definition | open | Wikipedia Glossary of number theory#ZMEY |
| Mersenne Twister | 3VFY70TZ2X | definition | open | Wikipedia Mersenne Twister, Wikidata Q1196406 |
| Mersenne twister | TXBBWPGX3T | definition | open | Wikipedia List of number theory topics#6R66 |
| Mersenne's laws | QFC7TWE383 | statement | open | Wikidata Q6820536, ProofWiki Mersenne's_Laws |
| Merten M. Hasse Prize | PKKDKVNP33 | definition | open | Wikipedia Merten M. Hasse Prize, Wikidata Q65091287 |
| Mertens , Propositions 3.1 and 3.2 | 3XBNVRKH43 | 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 2610.07741#9QG2 |
| Mertens conjecture | M975F3C1NP | statement | open | Wikipedia List of conjectures#OTNO |
| Mertens conjecture | WGXQK6C49A | statement | open | Wikidata Q2600201, MathWorld MertensConjecture, Wikipedia Mertens conjecture |
| Mertens function | N85WAFZXFA | concept | open | Wikidata Q841254, MathWorld MertensFunction, Wikipedia Mertens function |
| Mertens' second theorem | 3DNQ01T9VN | statement | open | Wikidata Q118176598, MathWorld MertensSecondTheorem |
| Mertens' theorem | JHC6DCGBYX | statement | open | Wikipedia Partial Euler Product#ICZ0 |
| Mertens' theorems | TKGVZGBN9G | statement | open | mathlib_1000 Q1196729, Wikidata Q1196729, thousand_plus Q1196729, Wikipedia Mertens's theorems, MathWorld MertensTheorem, Wikipedia Mertens' theorems |
| Mertens's theorems | B12C90JJWQ | statement | open | Wikipedia List of theorems#WQSL |
| Merton model | Q5G1EV1VZQ | definition | open | Wikipedia Merton model, Wikidata Q85784999 |
| Merton's portfolio problem | MQQXJ4491R | problem | open | Wikipedia Merton's portfolio problem, Wikidata Q3467003 |
| Mervin E. Muller | 41GNJQT0EM | unknown | open | Wikipedia List of fellows of the American Statistical Association#3ZYK |
| Mesa | J5K5M81ATR | unknown | open | Wikipedia List of U.S. communities with Hispanic-majority populations in the 2000 census#WAQV |