| Hahn–Mazurkiewicz theorem | 5JPQ4PGGM8 | definition | open | Wikipedia List of theorems#SK21 |
| HAHWXMCX0G | HAHWXMCX0G | 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 2609.20097#IHBA |
| Hai-Reuven, 2013 | AHSRW242AQ | 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 2610.03151#50J4 |
| HAIFA construction | 2EV49WYWSS | definition | open | Wikipedia HAIFA construction, Wikidata Q15400317 |
| Haig–Simons income | 7SNCQRZ6JH | definition | open | Wikipedia Haig–Simons income, Wikidata Q5639113 |
| Haim Brezis | G0S8V3SC8V | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#TE2K |
| Haim Gaifman | A3EMD4GWPH | topic | open | Wikipedia List of logicians#SC9P |
| Haim Gaifman | NZ8KQ26KJY | topic | open | Wikipedia Haim Gaifman, Wikidata Q5639292 |
| Haim Gaifman | SB1ZPH037J | topic | open | Wikipedia List of people by Erdős number#ARJO |
| Haim Hanani | AQ4XG95XSC | topic | open | Wikipedia List of Jewish mathematicians#18IL |
| Haim Hanani | E19FDWJGGP | topic | open | Wikipedia List of people by Erdős number#34Z9 |
| Haim Hanani | S8ZMQK0GKS | topic | open | Wikipedia Haim Hanani, Wikidata Q5639296 |
| Haim Shapira | 4JEVP3FAGP | topic | open | Wikipedia Haim Shapira, Wikidata Q7060763 |
| Hain | 1DE3EJPAFF | 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 2610.09694#T6C3 |
| Hain and Morgan | G6C4H3DT5S | 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 0909.0714#W54M |
| Hain, Prop 1.3 | 8FBXZPEBAY | 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 0909.0714#LFPC |
| Hain, Prop 2.10, Prop 2.13 | PZSAXARB1M | 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 0909.0714#1Q98 |
| Hain, Proposition 2.9 | VZMRH66Z3F | 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 0909.0714#W86P |
| Haines, Linda M. | R2JVM46TXZ | topic | open | Wikipedia List of statisticians#D2MK |
| hairy ball theorem | 8AXWVBK3AF | statement | open | mathlib_1000 Q1077741, Wikidata Q1077741, thousand_plus Q1077741, Wikipedia Hairy ball theorem, MathWorld HairyBallTheorem |
| Hairy ball theorem | G96JX8CYE3 | statement | open | Wikipedia List of differential geometry topics#V1WO |
| Hairy ball theorem | XGV1KC6P24 | statement | open | Wikipedia List of theorems#63EJ |
| Haiyan Huang | 6M481YFBVG | unknown | open | Wikipedia List of fellows of the American Statistical Association#KFV8 |
| Hajek projection | C1Y9K4P91Y | definition | open | Wikipedia Hajek projection, Wikidata Q104843183 |
| Hajer Bahouri | 3H13ZK45J0 | topic | open | Wikipedia Hajer Bahouri, Wikidata Q38231454 |
| Hajer Bahouri | NH3X8JB2J2 | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#ISPU |
| HAJHVWGCE1 | HAJHVWGCE1 | 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 2610.08935#OVXD |
| Hajime Tanabe | SMRWRBH0ZE | topic | open | Wikipedia Hajime Tanabe, Wikidata Q1394797 |
| Hajnal Andréka | F0C10VBYKK | topic | open | Wikipedia Hajnal Andréka, Wikidata Q67544956 |
| Hajnal Andréka | TPTNZ1HB3Q | topic | open | Wikipedia List of people by Erdős number#JD4W |
| Hajnal Andréka | WZR502G8F9 | topic | open | Wikipedia List of women logicians#SMDN |
| Hajnal, András | HHH2SP6QV4 | topic | open | Wikipedia List of Hungarian mathematicians#0WJO |
| Hajnal, John | JY7QJY3BX9 | topic | open | Wikipedia List of statisticians#L69Z |
| Hajnal–Szemerédi theorem | 2WGTM8VSJZ | definition | open | Wikipedia List of theorems#DT84 |
| Hajnal–Szemerédi theorem | QS9A0B54JY | statement | open | Wikipedia Equitable coloring#PHEM |
| HAJREKS3AX | HAJREKS3AX | exercise | open | open_logic content/turing-machines/machines-computations/representing-tms.tex#prob-5 |
| Hajós construction | 12ZS109RT3 | definition | open | Wikipedia Hajós construction, Wikidata Q5640281 |
| Hajós graph | SJ8G44QKVP | unknown | open | Wikidata Q30747987, House of Graphs 36261, MathWorld HajosGraph |
| Hajós's theorem | C0EKPAEQ71 | statement | open | mathlib_1000 Q1177508, Wikidata Q1177508, thousand_plus Q1177508, Wikipedia Rédei's theorem, Wikipedia Hajós's theorem |
| Hajós, György | 4HA4V8CKVE | unknown | open | Wikipedia List of Hungarian mathematicians#NA8E |
| HAKAVD9XN4 | HAKAVD9XN4 | 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 2610.07608#ZNSM |
| Haken manifold | 4F588P1S6A | definition | open | Wikipedia List of geometric topology topics#9736 |
| Haken manifold | CDJPAXKQJC | definition | open | Wikidata Q2589609, nLab Haken manifold, Wikipedia Haken manifold |
| HAKHK5A4B1 | HAKHK5A4B1 | 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 2609.24078#63FS |
| Hakimi | 3JXNAV7RJY | 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 2609.30315#P3US |
| HAKYXR885S | HAKYXR885S | 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 2610.07049#WLUE |
| Hal Abelson | 5HQAMSRTW6 | topic | open | Wikipedia Hal Abelson, Wikidata Q770584 |
| Hal Abelson | 8477V3D2QJ | topic | open | Wikipedia List of people by Erdős number#F00H |
| Hal Fishman | GM0DT954DR | unknown | open | Wikipedia List of University of California, Los Angeles people#3BP6 |
| Hal S. Stern | KV4X64KQJ6 | topic | open | Wikipedia List of statisticians#TGYM, Wikipedia List of fellows of the American Statistical Association#SECG |
| Hal S. Stern | ZFCAJXYB9M | topic | open | Wikipedia Hal S. Stern, Wikidata Q33019807 |
| Hal Schenck | GZF1JZKEEC | topic | open | Wikipedia Hal Schenck, Wikidata Q102085804 |
| Hal\'asz--Montgomery--Tenenbaum, \HMTTheoremCitation | YDPY9AX7CN | 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 2610.11965#8LBT |
| Halabi, Susan | RJZNW7XEHX | unknown | open | Wikipedia List of statisticians#SUN5 |
| Halanay inequality | XQPJ7M681Q | statement | open | Wikipedia Halanay inequality, Wikidata Q114315594 |
| Halayudha | VMKYKJK2CP | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q3635178, ProofWiki Mathematician:Halayudha |
| Halayudha | XR4F28X8F9 | unknown | open | Wikipedia List of Indian mathematicians#5YVZ |
| Halberstadt | 5ZR2SCPQAD | unknown | open | Wikipedia List of places with numeric names#VJ28 |
| Halbert L. Dunn | 9TT5GMGZCD | topic | open | Wikipedia Halbert L. Dunn, Wikidata Q5641145 |
| Halbert L. Dunn | W72NAYSRWH | topic | open | Wikipedia List of fellows of the American Statistical Association#MXIF |
| Halbert L. Dunn Award | M0GN90HRQ5 | definition | open | Wikipedia Halbert L. Dunn Award, Wikidata Q5641147 |
| Halbstadt | 7PR9W5JSXB | unknown | open | Wikipedia List of places with numeric names#8HLJ |
| Hald, Anders | 5BCSDGTX7G | topic | open | Wikipedia List of statisticians#6TRD |
| Haldane conjecture | AKYEYQPMW0 | statement | open | Wikipedia Quantum Heisenberg model#1PLG |
| Hale Trotter | NACG2WNKPR | unknown | open | Wikipedia List of people by Erdős number#JRRH |
| Hales–Jewett theorem | 1XWETQ7X3X | statement | open | Wikipedia List of theorems#45QE |
| Hales–Jewett theorem | 4MPFNH4AFW | statement | open | mathlib_1000 Q1032886, Mathlib Combinatorics.Line.exists_mono_in_high_dimension, Wikidata Q1032886, mathlib_overview Combinatorics > Ramsey theory > Hales-Jewett theorem, thousand_plus Q1032886, Wikipedia Hales–Jewett theorem |
| Half Acre, Alabama | VBEGVA3WCQ | unknown | open | Wikipedia List of places with numeric names#U6CV |
| Half Acre, New Jersey | F2FRE949P7 | unknown | open | Wikipedia List of places with numeric names#M55D |
| half adjoint equivalence | MQY4J8Z3DP | concept | open | hott_book index/3.2/half-adjoint-equivalence |
| Half angle formula | 23NKJNPYNB | statement | open | Wikipedia Jacobi elliptic functions#LKRB |
| Half argument formulas | JG9VCVBDRQ | statement | open | Wikipedia Hyperbolic functions#95DI |
| Half Chance, Alabama | FRKJZA87SY | unknown | open | Wikipedia List of places with numeric names#DV74 |
| Half circle distribution | G89HDG6JH9 | definition | open | Wikipedia List of statistics articles#G7AN |
| Half Dome | 8PG42GA77R | unknown | open | Wikipedia List of places with numeric names#XOPB |
| Half Dome Nunatak | WJCRNC0F9D | unknown | open | Wikipedia List of places with numeric names#I7HE |
| Half graph | MJJS7NCKJM | definition | open | Wikipedia Half graph, Wikidata Q48999569 |
| Half Hell, North Carolina | H19ZYV2ZJB | unknown | open | Wikipedia List of places with numeric names#V9OF |
| Half Hollow Hills, New York | CMTH3C3B27 | unknown | open | Wikipedia List of places with numeric names#PGK9 |
| Half Inoue surface | 4RJNJX5WD4 | unknown | open | Wikipedia Inoue surface#38ZW |
| Half line | E9444WJHR4 | unknown | open | Wikipedia Line (geometry)#USYS |
| Half Moon Bay, Alberta | JEH3Z5N99X | unknown | open | Wikipedia List of places with numeric names#8IVX |
| Half Moon Bay, Auckland | 8YFBFKH2WT | unknown | open | Wikipedia List of places with numeric names#XVFE |
| Half Moon Bay, California | HWDCNGRZ56 | unknown | open | Wikipedia List of places with numeric names#51ZB |
| Half Moon Island | QS17F1D0ZQ | unknown | open | Wikipedia List of places with numeric names#FMRR |
| Half Moon Lake, Alberta | EKABVS3V8H | unknown | open | Wikipedia List of places with numeric names#T0JO |
| Half Moon Point | 4S83VVG0C1 | unknown | open | Wikipedia List of places with numeric names#A4EM |
| Half Moon, North Carolina | V996FQMKME | unknown | open | Wikipedia List of places with numeric names#RVQ8 |
| half or triple plus one | QGTSPB7HD2 | conjecture | open | Wikipedia List of mathematical abbreviations#3WHX |
| Half pyramidille | K0S4DCR7VD | unknown | open | Wikipedia Tetrahedral-octahedral honeycomb#TFLS |
| Half rank log-bound | 74MX38MSEW | 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 2609.30561#WRIB |
| Half Rock, Missouri | C06NRVW1AD | unknown | open | Wikipedia List of places with numeric names#VPB3 |
| Half Tree Hollow | QTMVV7HAFA | unknown | open | Wikipedia List of places with numeric names#ME47 |
| Half Way Tree | QEFFNPD5YS | unknown | open | Wikipedia List of places with numeric names#OE4B |
| Half-angle and angle-addition formulas | MA6SERW4PA | statement | open | Wikipedia Trigonometric table#J5OA |
| Half-angle formula | T3WV6VBPX6 | unknown | open | Wikipedia List of trigonometric identities#C306 |
| half-closed interval | WC2D4SDV2G | definition | open | Wikidata Q16708615, MathWorld Half-ClosedInterval, ProofWiki Definition:Real_Interval/Half-Open |
| Half-degree principle | S377631F5B | 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 2609.22465#T8XF |
| Half-disk topology | 78RJ23Q4P0 | definition | open | Wikipedia List of topologies#8RYI, Wikipedia List of topologies#DIVU |
| Half-disk topology | RES6HF42TQ | definition | open | Wikipedia Half-disk topology, Wikidata Q5641600 |