| I = PAT | 8TDF6E91D6 | definition | open | Wikipedia I = PAT, Wikidata Q5975803 |
| I had no need of that hypothesis | PYD5Q0BVNB | statement | open | Wikipedia Pierre-Simon Laplace#WP5C |
| I know that I know nothing | C5Z4VKHWDX | definition | open | Wikidata Q259588, MathWorld SocratesParadox, ProofWiki Socratic_Paradox/Paradox_1, Wikipedia I know that I know nothing |
| I want to go when I want. It is tasteless to prolong life artificially. I have done my share, it is time to go. I will do it elegantly. | 2M1JN3RBM1 | unknown | open | Wikipedia Albert Einstein#GFKQ |
| I'm entitled to my opinion | 6QQTMRBJRT | definition | open | Wikipedia I'm entitled to my opinion, Wikidata Q5967044 |
| I'm entitled to my opinion | XJKQQDHQHW | definition | open | Wikipedia List of fallacies#NOSS |
| I-adic topology | FY6S1T19KH | definition | open | Wikipedia I-adic topology, Wikidata Q112182519 |
| I-adic topology | PD2HBS33KJ | definition | open | Wikipedia List of commutative algebra topics#97FS |
| I-bundle | 8EEF9K85SA | definition | open | Wikipedia I-bundle, Wikidata Q5967726 |
| I-proposition | XHHSSBJ4DQ | definition | open | Wikipedia Glossary of logic#DCEL |
| I-semigroup | 8E3BPWSH6R | unknown | open | Wikipedia Inverse element#G9ED |
| I-spline | 6W1V8MSWEC | definition | open | Wikipedia I-spline, Wikidata Q5967762 |
| I-spline | MHXSSH1MWZ | definition | open | Wikipedia List of numerical analysis topics#LGDY |
| I-SPY 2 | 1JVF4NQYPF | unknown | open | Wikipedia Adaptive design (medicine)#OM4P |
| I. A. Ibragimov | HR5NN8SVRM | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#EF0Y |
| I. E. Segal | NCNJHCBRM6 | unknown | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#V5QW |
| I. Elaine Allen | DSGNKY886E | topic | open | Wikipedia List of fellows of the American Statistical Association#3IMR |
| I. Elaine Allen | RDVZEHGM50 | topic | open | Wikipedia I. Elaine Allen, Wikidata Q105755836 |
| I. I. Pjateckii-Sapiro | Q00NQB8ZHG | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#AOEF |
| I. J. Good | D1HG47NM20 | topic | open | Wikipedia List of fellows of the American Statistical Association#3XI0 |
| I. J. Good | F3N9FG4R5K | topic | open | Wikipedia List of Jewish mathematicians#N3ST |
| I. J. Good | S9NAVJC8XB | topic | open | Wikipedia I. J. Good, Wikidata Q224372 |
| I. Kolmogorov's Invariance Theorem | YD4Q0WEE65 | statement | open | Wikipedia Algorithmic probability#9BQR |
| I. M. Gelfand | Y0AKD3DWTM | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#G7CW |
| I. M. Rubinow | BNE990XGP6 | unknown | open | Wikipedia List of actuaries#WD3E |
| I. M. Rubinow | EW42KJGBW0 | unknown | open | Wikipedia List of fellows of the American Statistical Association#GUE2 |
| I. M. Vinogradov | Y3GHT6R77D | unknown | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#QQJN |
| I. Martin Isaacs | ZZ02JAGYEP | topic | open | Wikipedia I. Martin Isaacs, Wikidata Q16973296 |
| I. Michael Ross | XQXY9MDHWB | topic | open | Wikipedia I. Michael Ross, Wikidata Q5968051 |
| I. N. Bernshtein | 4SP5K8G04N | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#89UF |
| I. R. Shafarevich | 51WA87CT5Z | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#R8CY |
| I. Richard Savage | 7JQQJ983ZT | topic | open | Wikipedia I. Richard Savage, Wikidata Q102090196 |
| I. Richard Savage | 953KM1SND4 | topic | open | Wikipedia List of fellows of the American Statistical Association#YUPB |
| I. Schur | KR31F1WE76 | topic | open | Wikipedia List of group theory topics#BC1B |
| I.8 Ex. 1(a | EAFCDJFQBS | 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 2609.36181#7ANF |
| I.8 Ex. 1(a) in and Thm. 6 | 8WNXYRH0A0 | 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 2609.36181#IEU0 |
| I.8 Ex. 7 | F202RJRFRA | 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 2609.36181#31FC |
| i.i.d.\ SAA: a bias governed by the state dimension | 3GMFAZZ6NF | 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 2610.12713#5RBC |
| I.Q. | 6HBY4NDD6Z | unknown | open | Wikipedia List of films about mathematicians#CGG0 |
| I/i | DJRVETRQZB | unknown | out_of_scope (a notation: the notation register holds it (corpus spec K10.4)) | Wikidata Q9893, ProofWiki Symbols:I |
| I0, I1, I2, I3 | Y0TT0YDQJ0 | definition | open | Wikipedia Glossary of set theory#DG2Q |
| I22 symmetry | VBQ6CEZ6X3 | unknown | open | Wikipedia Orbifold notation#2MVU |
| I2P | ZCB9Y5APAP | definition | open | Wikipedia I2P, Wikidata Q565283 |
| I2P-Bote | 11ZVNNDXQX | unknown | open | Wikipedia I2P#332Y |
| i^i | GXSAX7C4SM | object | open | Wikidata Q11224959, OEIS A049006 |
| IA automorphism | PBPREV8FTR | definition | open | Wikipedia IA automorphism, Wikidata Q5968468 |
| Iacopo Barsotti | NFT6TDJFZP | topic | open | Wikipedia Iacopo Barsotti, Wikidata Q3791426 |
| Iacopo Barsotti | Z66B18B5W6 | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#P00M |
| Iain Gordon | SX7QZPD4KH | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#V75R |
| Iain Gordon | VRZEYE9KTZ | topic | open | Wikipedia Iain Gordon, Wikidata Q90723911 |
| Iain M. Johnstone | H9M8Y297BN | unknown | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#JGXQ, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#UEJR, Wikipedia List of fellows of the American Statistical Association#W2OH |
| Iain M. Johnstone | Y7VCPE0N17 | unknown | open | Wikipedia List of presidents of the Institute of Mathematical Statistics#OFPQ |
| Iain S. Duff | A2NNRHR5AY | unknown | open | Wikipedia List of people by Erdős number#KL4A |
| Iamblichus | HNAWVEDGWG | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q310916, ProofWiki Mathematician:Iamblichus_Chalcidensis |
| Ian Agol | J0NGBVZ1WP | topic | open | Wikipedia List of people by Erdős number#144L, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#KCAY, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#UU3W |
| Ian Agol | WHND7JKBM3 | topic | out_of_scope (a person, not an item of mathematics) | Wikidata Q1655425, nLab Ian Agol, Wikipedia Ian Agol |
| Ian Edmondson | 620HDFBN0D | unknown | open | Wikipedia List of people arrested in the News International phone-hacking scandal#P6ZY |
| Ian F. Akyildiz | KJD3N29Z0C | unknown | open | Wikipedia List of people by Erdős number#QFZN |
| Ian F. Putnam | 1Y5FH6ENHA | topic | open | Wikipedia Ian F. Putnam, Wikidata Q97098977 |
| Ian Ford | 4128F9QM6N | topic | open | Wikipedia Ian Ford (statistician), Wikidata Q5981547 |
| Ian Foster | VZQ4CWSTDW | unknown | open | Wikipedia List of people by Erdős number#JEN4 |
| Ian G. Macdonald | 62E6PF71RM | topic | open | Wikipedia List of eponyms of special functions#CTQR |
| Ian G. Macdonald | JYGS42ZQSG | topic | open | Wikipedia List of people by Erdős number#IEHF, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#13DD, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#IOIB |
| Ian G. Macdonald | ZFD6PAXHWP | topic | open | Wikipedia Ian G. Macdonald, Wikidata Q441111 |
| Ian Goldberg | 2P2RYR7DQB | topic | open | Wikipedia Ian Goldberg, Wikidata Q3147268 |
| Ian Goldberg | DMRXN45HKK | topic | open | Wikipedia List of cryptographers#Z8LN |
| Ian Goulden | 78YRY21K5Q | topic | open | Wikipedia Ian Goulden, Wikidata Q102200133 |
| Ian Goulden | BYQKB42S3D | topic | open | Wikipedia List of people by Erdős number#9TWU |
| Ian Grant | V0DPYWN22F | unknown | open | Wikipedia List of Jewish mathematicians#RTUE |
| Ian Grojnowski | MP0NQDJ06Z | topic | out_of_scope (a person, not an item of mathematics) | Wikidata Q5981718, nLab Ian Grojnowski, Wikipedia Ian Grojnowski |
| Ian Grojnowski | Y3XHT6FXJS | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#6J2A |
| Ian Hacking | KR9T6TED8P | unknown | open | Wikipedia List of mathematical probabilists#BGXP |
| Ian Keith Affleck | TFMF8ZEAK8 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q1655419, nLab Ian Affleck |
| Ian R. Porteous | EZ044XBMCT | topic | open | Wikipedia Ian R. Porteous, Wikidata Q10564970 |
| Ian Rubin | ET2K2HKZEW | unknown | open | Wikipedia List of Ukrainian Jews#H7G3 |
| Ian Rumfitt | 9H2JHKNEDY | topic | open | Wikipedia List of logicians#NZDJ |
| Ian Rumfitt | ZENHNTDXD1 | topic | open | Wikipedia Ian Rumfitt, Wikidata Q14945526 |
| Ian Sloan | TWMW6NK28G | topic | open | Wikipedia List of people by Erdős number#G1H0 |
| Ian Sloan | YM3XEBNSHY | topic | open | Wikipedia Ian Sloan (mathematician), Wikidata Q18373767 |
| Ian Sneddon | Q4A35VG741 | topic | open | Wikipedia Ian Sneddon, Wikidata Q1360536 |
| Ian Stewart | 4YK94N4KM9 | topic | open | Wikipedia List of people by Erdős number#EZ8Z |
| Ian Stewart | KFRS9K0XRD | topic | out_of_scope (a person, not an item of mathematics) | Wikidata Q372182, ProofWiki Mathematician:Ian_Nicholas_Stewart, Wikipedia Ian Stewart (mathematician) |
| Ian Wanless | QFZD627HVJ | unknown | open | Wikipedia List of people by Erdős number#TAEM |
| IAPM | 5TW8RQMGYX | definition | open | Wikipedia IAPM (mode), Wikidata Q5968377 |
| Iatromathematicians | RNVDE6K235 | definition | open | Wikipedia Iatromathematicians, Wikidata Q4539609 |
| Iatromathematics | NT0QAAFTSV | unknown | open | Wikipedia Iatromathematicians#MLW3 |
| Ib Madsen | 67H5JXTQJJ | topic | open | Wikipedia List of people by Erdős number#V66P, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#ZEG3, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#ZWT8 |
| Ib Madsen | 9GG38515PH | topic | out_of_scope (a person, not an item of mathematics) | Wikidata Q704493, nLab Ib Madsen, Wikipedia Ib Madsen |
| Iban number | AW6ZGRXVCY | object | open | Wikidata Q120336321, MathWorld IbanNumber, OEIS A089589 |
| IBM Naval Ordnance Research Calculator | FFAVR5ZYKA | unknown | open | Wikipedia List of scientific publications by John von Neumann#BHAI |
| Ibn 'Adlan | 1GC1DH7BGG | topic | open | Wikipedia List of cryptographers#7UU6 |
| Ibn Adlan | PKY9K0J5SP | topic | open | Wikipedia Ibn Adlan, Wikidata Q5984154 |
| Ibn al-Durayhim | 1GDNN2ZTT4 | topic | open | Wikipedia Ibn al-Durayhim, Wikidata Q5984298 |
| Ibn al-Durayhim | 4AWQ5TQRFN | topic | open | Wikipedia List of cryptographers#NNV1 |
| Ibn al-Haytham | FXQV4J15A6 | topic | out_of_scope (a person, not an item of mathematics) | Wikidata Q11104, ProofWiki Mathematician:Abu_Ali_al-Hasan_ibn_al-Haytham, Wikipedia Ibn al-Haytham |
| Ibn al-Haytham | VR6Q5PN8HR | topic | open | Wikipedia List of geometers#YJQG |
| Ibn al-Sarraj | S09FN73HZ4 | unknown | open | Wikipedia Astrolabe#XZWA |
| Ibn Hamza al-Maghribi | 6GV8KPKV7R | topic | open | Wikipedia Ibn Hamza al-Maghribi, Wikidata Q4119124 |
| Ibn Maḍāʾ | KRYERH0RPF | unknown | open | Wikipedia List of geometers#W35D |
| Ibn Mu'adh al-Jayyani | ATC1PXDKBC | topic | open | Wikipedia Ibn Mu'adh al-Jayyani, Wikidata Q2987645 |
