| Juan Felipe Herrera | QV8A9XG5AK | unknown | open | Wikipedia List of University of California, Los Angeles people#SX88 |
| Juan Gutiérrez de Gualda | VQCMWPDT3X | topic | open | Wikipedia Juan Gutiérrez de Gualda, Wikidata Q21184587 |
| Juan Gómez-Quiñones | ENAEHAVFR9 | unknown | open | Wikipedia List of University of California, Los Angeles people#UY5H |
| Juan J. L. Velázquez | RCARTDBC1H | unknown | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#C20U |
| Juan José Manjarín | ZS13YJ9HVT | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q102362748, nLab Juan José Manjarín |
| Juan José Nieto Roig | MR824ATTAR | topic | open | Wikipedia Juan José Nieto Roig, Wikidata Q23931323 |
| Juan Luis Vives | YPC6S99X5T | unknown | open | Wikipedia List of logicians#R5UZ |
| Juan Luis Vázquez | PTC9663FP4 | unknown | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#96SG |
| Juan Mario Restrepo | 745WBQA0RP | topic | open | Wikipedia Juan Mario Restrepo, Wikidata Q42079064 |
| Juan Martín Maldacena | 77SC14SWXW | unknown | open | Wikipedia List of string theory topics#7EZ8 |
| Juan Martín Maldacena | W59DDFJ8P0 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q560811, nLab Juan Maldacena |
| Juan Ramón Koenig | EJVW086W39 | topic | open | Wikipedia Juan Ramón Koenig, Wikidata Q384229 |
| Juanita Moody | YN227YGRMT | topic | open | Wikipedia Juanita Moody, Wikidata Q21407254 |
| Jucys–Murphy element | 1W4PH50GPZ | definition | open | Wikipedia List of permutation topics#QPWW |
| Jucys–Murphy element | GXVV77SY50 | definition | open | Wikipedia Jucys–Murphy element, Wikidata Q4531156 |
| Judah ben Solomon | D5C1BK3J07 | unknown | open | Wikipedia List of Jewish mathematicians#TTEA |
| Judah ibn Verga | NEHDZ0R62X | unknown | open | Wikipedia List of Jewish mathematicians#VPM1 |
| Judea Pearl | 7BNMYRF192 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q92824, nLab Judea Pearl |
| Judea Pearl | J9W8BF7X7K | unknown | open | Wikipedia List of University of California, Los Angeles people#RISC |
| Judea Pearl | NTYDTDTFAQ | unknown | open | Wikipedia List of Jewish mathematicians#OFZV |
| Judea Pearl | X97AZ3JF1C | unknown | open | Wikipedia List of fellows of the American Statistical Association#B7NH |
| Judgement | FQJWR1P74W | definition | open | Wikipedia Judgement, Wikidata Q12621536 |
| judgment | 6S87G8KSQC | concept | open | hott_book index/A.1/judgment |
| Judgment | PV7TDTX6JP | definition | open | Wikipedia Judgment (mathematical logic), Wikidata Q843812 |
| judgment | XC0XQ26RXC | concept | open | hott_book index/sec:formal-prelim/judgment |
| Judgment Forms | HZYA7VKAZY | 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 2610.21131#DZUH |
| Judgment sample | 2356VYB0T9 | definition | open | Wikipedia Judgment sample, Wikidata Q6302782 |
| judgmental equality | 12371YBCCN | concept | open | hott_book index/sec:formal-prelim/judgmental-equality |
| judgmental equality | 5VQ1W118J2 | concept | open | hott_book index/5.2/judgmental-equality |
| judgmental equality | 8FA88CRB37 | concept | open | hott_book index/8.1/judgmental-equality |
| judgmental equality | 98KABWQVGR | concept | open | hott_book index/1.5/judgmental-equality |
| Judgments in law | 7WE8AJ3P80 | statement | open | Wikipedia Judgement#657A |
| Judi Hewitt | A6V7FRA4HQ | topic | open | Wikipedia Judi Hewitt, Wikidata Q50318773 |
| Judith Covington | BR1QRD6Y0H | topic | open | Wikipedia Judith Covington, Wikidata Q97585712 |
| Judith D. Singer | X94CEVXWGS | unknown | open | Wikipedia List of fellows of the American Statistical Association#W0PI |
| Judith Gersting | 2MEM2CDHD3 | topic | open | Wikipedia Judith Gersting, Wikidata Q98669627 |
| Judith Goldberg | K9MSC7H3RR | topic | open | Wikipedia Judith Goldberg, Wikidata Q48328661 |
| Judith Goldberg | N97AXFKRM2 | topic | open | Wikipedia List of fellows of the American Statistical Association#7YRX |
| Judith Grabiner | E63Y5VDMAK | topic | open | Wikipedia Judith Grabiner, Wikidata Q541646 |
| Judith O'Fallon | FV7NWJS9B7 | topic | open | Wikipedia Judith O'Fallon, Wikidata Q102207723 |
| Judith O'Fallon | MH4AMTYBFB | topic | open | Wikipedia List of fellows of the American Statistical Association#ZVIY |
| Judith Q. Longyear | TZWBFBXVYC | unknown | open | Wikipedia List of people by Erdős number#5U7U |
| Judith Roitman | E5FKXN1DQ0 | topic | open | Wikipedia Judith Roitman, Wikidata Q6303646 |
| Judith Roitman | FJD89N1VDG | topic | open | Wikipedia List of people by Erdős number#7N28 |
| Judith Rousseau | 2BSXK10XT7 | topic | open | Wikipedia Judith Rousseau, Wikidata Q48136020 |
| Judith T. Lessler | 33FCF935C3 | topic | open | Wikipedia Judith T. Lessler, Wikidata Q58885818 |
| Judith T. Lessler | NBAGWD6555 | topic | open | Wikipedia List of fellows of the American Statistical Association#NINF |
| Judith Tanur | 1M4R75KQ1Q | topic | open | Wikipedia List of fellows of the American Statistical Association#Z9G5 |
| Judith Tanur | A2A540810R | topic | open | Wikipedia Judith Tanur, Wikidata Q27063633 |
| Judy A. Holdener | H7WZBZXMA6 | topic | open | Wikipedia Judy A. Holdener, Wikidata Q3710437 |
| Judy Chicago | D53F0XWWR9 | unknown | open | Wikipedia List of University of California, Los Angeles people#20O6 |
| Judy Chu | FHND7K18YH | unknown | open | Wikipedia List of University of California, Los Angeles people#F4UH |
| Judy Goldsmith | AXMJCHF1BP | unknown | open | Wikipedia List of people by Erdős number#TMSG |
| Judy Green | TZ045VE6RG | topic | open | Wikipedia Judy Green (mathematician), Wikidata Q43384727 |
| Judy Green (mathematician) | 7AW6TVEH0C | topic | open | Wikipedia List of women logicians#31OG |
| Judy L. Walker | 531F7Y20XQ | topic | open | Wikipedia List of people by Erdős number#8NKK |
| Judy L. Walker | 5MWSX903WG | topic | open | Wikipedia Judy L. Walker, Wikidata Q18719247 |
| Judy Zeh | AP94FJWZ7A | topic | open | Wikipedia List of fellows of the American Statistical Association#ZI3A |
| Judy Zeh | DX8DK5H2YY | topic | open | Wikipedia Judy Zeh, Wikidata Q44126894 |
| Juggler sequence | GPC8RWEXVC | conjecture | open | Wikipedia List of unsolved problems in mathematics#F6R7 |
| juggler sequence | HJK52DEKPJ | conjecture | open | Wikidata Q4373890, MathWorld JugglerSequence, Wikipedia Juggler sequence |
| Juggler sequence | M4KVRGVWX2 | conjecture | open | Wikipedia List of recreational number theory topics#G24S |
| juggling | JTTF2F80NF | unknown | open | Wikidata Q194326, MathWorld Juggling |
| Juha Heinonen | 43R9Y6DACW | topic | open | Wikipedia Juha Heinonen, Wikidata Q1711519 |
| Juha Heinonen | 6H46ZXR2G5 | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#DFMT |
| Juhani Kakkuri | 7XPBCFRGWW | topic | open | Wikipedia Juhani Kakkuri, Wikidata Q16299580 |
| Juhani Karhumäki | KAN3ZB9PZG | topic | open | Wikipedia Juhani Karhumäki, Wikidata Q11867474 |
| Juhász, István | C3QVNB8QMN | topic | open | Wikipedia List of Hungarian mathematicians#E58G |
| Julena Steinheider Duncombe | BYPKXABEQM | topic | open | Wikipedia Julena Steinheider Duncombe, Wikidata Q25408247 |
| Jules Andrade | 6FWW82TKMD | unknown | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#03Y8, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#26B3, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#BZWA, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#XLO8 |
| Jules Antoine Lissajous | N5YVD0EX3Z | topic | open | Wikipedia Jules Antoine Lissajous, Wikidata Q385440 |
| Jules Asner | V1TKVMEQ3W | unknown | open | Wikipedia List of University of California, Los Angeles people#1IDF |
| Jules Chuard | ZM0RBMMQ43 | unknown | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#GVSD |
| Jules Drach | 85F4SVF95A | topic | open | Wikipedia Jules Drach, Wikidata Q6305813 |
| Jules Drach | GCJXW63YWN | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#5QUK, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#7CX0, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#HMN4, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#OJEP, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#Q26K, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#S6O3, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#U4RJ |
| Jules Haag | J26SJ1BJZ7 | unknown | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#EXGG, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#SCES |
| Jules Henri Poincaré | VN6EC1RY1G | topic | open | Wikipedia List of mathematicians born in the 19th century#SDRO |
| Jules Hoüel | Z6CD8Y7MZ7 | topic | open | Wikipedia Jules Hoüel, Wikidata Q3188671 |
| Jules Molk | A3DF7C7E42 | topic | open | Wikipedia Jules Molk, Wikidata Q6305975 |
| Jules Olitski | D3Q2SBF2Q5 | unknown | open | Wikipedia List of Ukrainian Jews#PGUW |
| Julia | 19YD758VCN | unknown | open | Wikipedia List of numerical-analysis software#17HW |
| Julia | 9C1H9JYQS4 | unknown | open | Wikipedia List of numerical-analysis software#X26K |
| Julia Bienias | JEZVQW5CQ3 | unknown | open | Wikipedia List of fellows of the American Statistical Association#K9LT |
| Julia Böttcher | F3CSVPVBW6 | unknown | open | Wikipedia List of people by Erdős number#A9QM, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#WCOU |
| Julia Chuzhoy | G4B81PV9PR | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#F7BP |
| Julia Chuzhoy | GRT78PR8AR | topic | open | Wikipedia Julia Chuzhoy, Wikidata Q29048463 |
| Julia F. Knight | 10E6FV9081 | topic | open | Wikipedia List of people by Erdős number#THJD |
| Julia F. Knight | 13CHT7ACWX | topic | open | Wikipedia Julia F. Knight, Wikidata Q15708693 |
| Julia Gog | 6ZZ50ZXNAE | topic | open | Wikipedia Julia Gog, Wikidata Q29523443 |
| Julia Gordon | 7RXRQR0HGE | topic | open | Wikipedia Julia Gordon (mathematician), Wikidata Q64016822 |
| Julia Kempe | GZS6KQ35Y1 | unknown | open | Wikipedia List of people by Erdős number#LFW0, Wikipedia List of German mathematicians#BX3P |
| Julia Lane | VT06A1H2M6 | topic | open | Wikipedia List of fellows of the American Statistical Association#U4D2 |
| Julia Lane | XJPVA4CX2T | topic | open | Wikipedia Julia Lane, Wikidata Q29570333 |
| Julia Mary Parsons | HW910XKMWX | topic | open | Wikipedia Julia Mary Parsons, Wikidata Q134365029 |
| Julia Pevtsova | N27K7AWZAE | topic | open | Wikipedia Julia Pevtsova, Wikidata Q30974287 |
| Julia Robinson | AM7163TJEQ | topic | open | Wikipedia Julia Robinson, Wikidata Q452116 |
| Julia Robinson | NYYRWNPQBT | topic | open | Wikipedia List of people by Erdős number#25FB |
| Julia Robinson | QVKQ70Y6G6 | topic | open | Wikipedia List of logicians#WAH8, Wikipedia List of women logicians#1PIB |
| Julia Robinson Mathematics Festival | X6KM122BM8 | definition | open | Wikipedia Julia Robinson Mathematics Festival, Wikidata Q54958959 |
| Julia Rozanska | ZPMCH8HH4F | topic | open | Wikipedia Julia Rozanska, Wikidata Q106958780 |