| Howard B. Myers | DYSBBV113G | unknown | open | Wikipedia List of fellows of the American Statistical Association#JATF |
| Howard Berman | RKXFZKY23V | unknown | open | Wikipedia List of University of California, Los Angeles people#QW08 |
| Howard Elton Lacey | HE6GYT1DFF | topic | open | Wikipedia Howard Elton Lacey, Wikidata Q38128113 |
| Howard Eves | 42BBAXJ9NB | topic | open | Wikipedia Howard Eves, Wikidata Q3710014 |
| Howard Eves | F4A85ZS2E8 | topic | open | Wikipedia List of people by Erdős number#Z60R |
| Howard G. Funkhouser | D9EDSBS71T | topic | open | Wikipedia Howard G. Funkhouser, Wikidata Q18392663 |
| Howard Garland | 55KE85RPC8 | topic | open | Wikipedia Howard Garland, Wikidata Q15816056 |
| Howard Garland | V52FR2Z7XX | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#HPI8 |
| Howard Georgi | 6469HE08PN | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q951426, nLab Howard Georgi |
| Howard Hawks Mitchell | YEQA1M3XKW | topic | open | Wikipedia Howard Hawks Mitchell, Wikidata Q5919867 |
| Howard Heys | PNERTB7AM9 | topic | open | Wikipedia Howard Heys, Wikidata Q4497092 |
| Howard Jerome Keisler | 5NJA6FSTXF | topic | open | Wikipedia List of people by Erdős number#6H3Y, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#OLBL |
| Howard Jerome Keisler | 660FEGRH57 | topic | open | Wikipedia List of logicians#2AOF |
| Howard Jerome Keisler | DX72C0ZWQQ | topic | out_of_scope (a person, not an item of mathematics) | Wikidata Q1284005, nLab nonstandard analysis in topology, Wikipedia Howard Jerome Keisler |
| Howard Judd | 327XP3AMES | unknown | open | Wikipedia List of University of California, Los Angeles people#ND9Y |
| Howard Kahane | BZPV5WW0H1 | topic | open | Wikipedia Howard Kahane, Wikidata Q5920063 |
| Howard L. Resnikoff | J884WJTKBP | topic | open | Wikipedia List of people by Erdős number#IIBE |
| Howard L. Resnikoff | JJAWE7YAM6 | topic | open | Wikipedia Howard L. Resnikoff, Wikidata Q53700419 |
| Howard Levene | 8B3A5SCRNQ | unknown | open | Wikipedia List of fellows of the American Statistical Association#VOUR |
| Howard Levi | GD3HGB7TF9 | topic | open | Wikipedia Howard Levi, Wikidata Q17479342 |
| Howard Masur | C5VGP1SE1B | topic | open | Wikipedia Howard Masur, Wikidata Q18625765 |
| Howard Masur | N1CWAJX16J | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#X69X |
| Howard Percy Robertson | VZG0GV381X | unknown | open | Wikipedia List of contributors to general relativity#EM94 |
| Howard Raiffa | Q421YAE96G | unknown | open | Wikipedia List of fellows of the American Statistical Association#VSEK |
| Howard Wainer | A10224G7R8 | topic | open | Wikipedia Howard Wainer, Wikidata Q16106492 |
| Howard Wainer | EVERC7QR1D | topic | open | Wikipedia List of fellows of the American Statistical Association#WQQU |
| Howard Winklevoss | A1HM5YJN74 | unknown | open | Wikipedia List of actuaries#NDQF |
| Howard Wright Alexander | 6PXKV0BRN0 | topic | open | Wikipedia Howard Wright Alexander, Wikidata Q24203519 |
| Howard Wright Alexander | FBJ5CYJ8BM | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#LO87 |
| Howe duality conjecture | 8GGWAB3MCJ | statement | open | Wikipedia Theta correspondence#MAK5 |
| Howell normal form | QEFJPSAZYX | definition | open | Wikipedia Howell normal form, Wikidata Q110880112 |
| Howell Peregrine | EZH9QRMMT0 | topic | open | Wikipedia Howell Peregrine, Wikidata Q3141609 |
| Howie Choset | V6X1Y8T55Y | unknown | open | Wikipedia List of people by Erdős number#7WD3 |
| Howland will forgery trial | PMVBEQ41E5 | definition | open | Wikipedia List of statistics articles#L017 |
| Howland will forgery trial | XZQ9BGKY11 | definition | open | Wikipedia Howland will forgery trial, Wikidata Q5922256 |
| Howler (mathematics) | EPH621YN70 | unknown | open | Wikipedia Mathematical fallacy#K235 |
| Howorka | 4HQQ39RTK0 | 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 2610.02833#VB73 |
| Howson property | T8ZG4FJNF5 | definition | open | Wikipedia Howson property, Wikidata Q48997770 |
| Hoàng Xuân Sính | SQXFE134XA | topic | out_of_scope (a person, not an item of mathematics) | Wikidata Q10769120, nLab Hoàng Xuân Sính, Wikipedia Hoàng Xuân Sính |
| Hořava–Lifshitz gravity | GAC49AVAFY | topic | open | Wikipedia Hořava–Lifshitz gravity, Wikidata Q5923177 |
| Hořava–Witten domain wall | C7N4S7BT08 | unknown | open | Wikipedia List of string theory topics#P2PI |
| HP 10s | RTSGFMN8ZE | definition | open | Wikipedia HP 10s, Wikidata Q5635541 |
| HP 20b | BMYV7DKE38 | definition | open | Wikipedia HP 20b, Wikidata Q5635547 |
| HP 30 series | 3MJSP9G643 | definition | open | Wikipedia HP 30 series, Wikidata Q1565818 |
| HP 30b | 3FNJYV0Z79 | definition | open | Wikipedia HP 30b, Wikidata Q5635627 |
| HP 33s | E00Y915NBY | definition | open | Wikipedia HP 33s, Wikidata Q5635630 |
| HP 38G | Z2JP3N2PFH | definition | open | Wikipedia HP 38G, Wikidata Q5635556 |
| HP 48 series | Y0MQJ6X7ET | definition | open | Wikipedia HP 48 series, Wikidata Q1412154 |
| HP 49/50 series | 2B3R898WM5 | definition | open | Wikipedia HP 49/50 series, Wikidata Q3338809 |
| HP 82143A | 42ZCBFQGZ8 | unknown | open | Wikipedia HP-41C#1E1S |
| HP 9g | KVMKSMFPEB | definition | open | Wikipedia HP 9g, Wikidata Q5635636 |
| HP calculators | XQ30P1E6R7 | definition | open | Wikipedia HP calculators, Wikidata Q603118 |
| HP Prime | 6PC4Z7YGTT | definition | open | Wikipedia HP Prime, Wikidata Q16927821 |
| HP Voyager | CSP5VXT167 | definition | open | Wikipedia HP Voyager, Wikidata Q846614 |
| HP-10B | R60MF9743P | definition | open | Wikipedia HP-10B, Wikidata Q5635545 |
| HP-12C | 96SFKGAFJ7 | definition | open | Wikipedia HP-12C, Wikidata Q1565772 |
| HP-17B | X07XB6RC8H | definition | open | Wikipedia HP-17B, Wikidata Q5635542 |
| HP-18C | KQGBGYFEDH | definition | open | Wikipedia HP-18C, Wikidata Q5635544 |
| HP-19B | WZBTVWT8RQ | definition | open | Wikipedia HP-19B, Wikidata Q5635543 |
| HP-19C/-29C | VK9EBK25Y7 | definition | open | Wikipedia HP-19C/-29C, Wikidata Q5635546 |
| HP-20S | 53PK7C08SY | definition | open | Wikipedia HP-20S, Wikidata Q5635548 |
| HP-21S | 29Q0X1628A | unknown | open | Wikipedia HP-20S#42S2 |
| HP-22S | E12HKZZM1K | definition | open | Wikipedia HP-22S, Wikidata Q5635553 |
| HP-25 | JDX9G8A59P | definition | open | Wikipedia HP-25, Wikidata Q608913 |
| HP-27 | 9V4RERZF3B | definition | open | Wikipedia HP-27, Wikidata Q5635549 |
| HP-28 series | V6X9PYZ1GK | definition | open | Wikipedia HP-28 series, Wikidata Q1127766 |
| HP-32S | RHNVKDE9F1 | definition | open | Wikipedia HP-32S, Wikidata Q1565779 |
| HP-34C | NYQ93S38TX | definition | open | Wikipedia HP-34C, Wikidata Q783760 |
| HP-35 | XENB7DZZ8R | definition | open | Wikipedia HP-35, Wikidata Q1565784 |
| HP-41C | V69E3EMBYY | definition | open | Wikipedia HP-41C, Wikidata Q629522 |
| HP-41CV | 7QCBJ3BW0Y | unknown | open | Wikipedia HP-41C#ZE23 |
| HP-42S | DEF89Z79RS | definition | open | Wikipedia HP-42S, Wikidata Q3076072 |
| HP-45 | VQ6BS47BDH | definition | open | Wikipedia HP-45, Wikidata Q5635557 |
| HP-55 | M095KYDG57 | definition | open | Wikipedia HP-55, Wikidata Q3125154 |
| HP-65 | MHEB9ZA3JJ | definition | open | Wikipedia HP-65, Wikidata Q220638 |
| HP-67/97 | 2X1X3BY7DH | definition | open | Wikipedia HP-67/97, Wikidata Q1565790 |
| HP-71B | KK88A473SJ | definition | open | Wikipedia HP-71B, Wikidata Q660536 |
| Hp-FEM | M897VP3CV0 | definition | open | Wikipedia List of numerical analysis topics#146J |
| Hp-FEM | Z97XVFK6EY | definition | open | Wikipedia Hp-FEM, Wikidata Q17027720 |
| HP0BKTWRJ5 | HP0BKTWRJ5 | 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 2610.09506#1JSJ |
| HP0CNSA07N | HP0CNSA07N | 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 2609.31044#GLAT |
| HP0DD0Q180 | HP0DD0Q180 | 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 1512.06981#4ZW5 |
| HP0G0YJYMD | HP0G0YJYMD | 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 2609.31445#US5S |
| HP0M8QC5P2 | HP0M8QC5P2 | 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 2609.24154#63IV |
| HP0TCM65K9 | HP0TCM65K9 | 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 2011.14561#PU5T |
| HP0WM9BV5Y | HP0WM9BV5Y | 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 2610.05421#5CQY |
| HP1064TJQZ | HP1064TJQZ | 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 2610.18377#2Y3X |
| HP155KF2RJ | HP155KF2RJ | 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 2610.07292#T1ZQ |
| HP1RK1R6J9 | HP1RK1R6J9 | 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 2610.20421#H1PV |
| HP1SA6BKM0 | HP1SA6BKM0 | 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 1002.0879#ZV35 |
| HP1WG9A2ED | HP1WG9A2ED | 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 2609.31861#3P7A |
| HP2TDX18TK | HP2TDX18TK | 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 2609.25718#3MNS |
| HP3RF4YBNM | HP3RF4YBNM | 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 1711.00219#26DE |
| HP4A7ESQZG | HP4A7ESQZG | 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 2610.10930#MJWA |
| HP4NME6320 | HP4NME6320 | 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 2201.10697#9XHH |
| HP4QPWWJYQ | HP4QPWWJYQ | 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 2609.33050#DBG6 |
| HP4WR6S6JE | HP4WR6S6JE | definition | open | napkin tex/measure/measure-space.tex#definition-5 |
| HP57TBWYJT | HP57TBWYJT | 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 2610.14988#MC41 |
| HP5BD5JZGE | HP5BD5JZGE | 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 2601.15010#J1PA |
| HP5E39Y2RG | HP5E39Y2RG | 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 2303.09207#Q1IZ |