| Daniele Amati | SH74A1ZA7Y | unknown | open | Wikipedia List of string theory topics#MGIX |
| Daniele C. Struppa | VH8R1YX5EM | topic | open | Wikipedia Daniele C. Struppa, Wikidata Q93435913 |
| Daniele Cassani | V4MK4EFFWD | topic | open | Wikipedia Daniele Cassani, Wikidata Q57872607 |
| Daniele Guido | A5PRQ6H3F9 | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q102341905, nLab Daniele Guido |
| Daniell integral | 9TZ6NAYFDM | concept | open | Wikidata Q2996956, nLab Daniell integral, Wikipedia Daniell integral |
| Danielle Carr Ramdath | BYV6DP2PG4 | topic | open | Wikipedia Danielle Carr Ramdath, Wikidata Q23540788 |
| Daniels, Henry | PKWR5EJMV7 | unknown | open | Wikipedia List of statisticians#118Q |
| Danielson–Lanczos lemma | RST3VGSTVK | definition | open | Wikipedia List of lemmas#KKA7 |
| Danijela Damjanović | 9W1RV7DGRZ | topic | open | Wikipedia Danijela Damjanović, Wikidata Q102272943 |
| Danilov, Karzanov and Koshevoy | QFM19SG1ZC | 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 2609.20656#DUAA |
| Danish Mathematical Society | 5W67G8N760 | definition | open | Wikipedia List of mathematical societies#MGR6 |
| Danish Mathematical Society | 7ACG9AVA5S | definition | open | Wikipedia Danish Mathematical Society, Wikidata Q1270174 |
| Danish pile-driving formula | MGQ3HEMK32 | statement | open | Wikipedia Danish pile-driving formula, Wikidata Q5219774 |
| Danish Sugar Beet Auction | F428Q5GTE7 | definition | open | Wikipedia Danish Sugar Beet Auction, Wikidata Q111165549 |
| Dannie Heineman Prize for Mathematical Physics | 9Q7T65TQR1 | definition | open | Wikipedia Dannie Heineman Prize for Mathematical Physics, Wikidata Q1164475 |
| Danny Calegari | 1K3GMHXGQ1 | topic | open | Wikipedia List of people by Erdős number#NMSB, Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#MBZB |
| Danny Calegari | W7WQZQDY4T | topic | open | Wikipedia Danny Calegari, Wikidata Q1164526 |
| Danny Dolev | G6QRYTRR82 | unknown | open | Wikipedia List of people by Erdős number#XSKX |
| Danny Everett | J7XCPBMZ37 | unknown | open | Wikipedia List of University of California, Los Angeles people#XJT2 |
| DANPR0KHJD | DANPR0KHJD | 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 2609.31212#NWM5 |
| Danskin's theorem | 1C0GA07JDM | statement | open | Wikipedia List of theorems#GPPI |
| Danskin's theorem | 2RYN8CF7FK | statement | open | mathlib_1000 Q5221089, Wikidata Q5221089, thousand_plus Q5221089, Wikipedia Danskin's theorem |
| Danskin's theorem | BN3EWQF7RV | statement | open | Wikipedia List of numerical analysis topics#3A45 |
| Dantzig, David van | P01J37VVAC | topic | open | Wikipedia List of statisticians#0B0J |
| Dantzig, George | EN0T446QNV | topic | open | Wikipedia List of statisticians#8VYB |
| Dantzig–Wolfe decomposition | 7CV4T8RACV | definition | open | Wikipedia Dantzig–Wolfe decomposition, Wikidata Q4388617 |
| Danuta Przeworska-Rolewicz | 2YPQZVTGFX | topic | open | Wikipedia Danuta Przeworska-Rolewicz, Wikidata Q16334868 |
| DANV8A4KTC | DANV8A4KTC | 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 2610.05327#OFJG |
| Dany Leviatan | XRKEG1QVK5 | topic | open | Wikipedia Dany Leviatan, Wikidata Q6853470 |
| Dany Leviatan | YEKHKX2R2S | topic | open | Wikipedia List of Jewish mathematicians#I4D2 |
| Danyu Lin | ATVZJ70WER | unknown | open | Wikipedia List of fellows of the American Statistical Association#U2CT |
| Danzer set | 2G68DECY8A | definition | open | Wikipedia Danzer set, Wikidata Q65121675 |
| Danzer set | BGFM0KD1EY | definition | open | Wikipedia List of unsolved problems in mathematics#G1TZ |
| Danzer's configuration | DHGCRYN4NZ | definition | open | Wikipedia Danzer's configuration, Wikidata Q113372033 |
| Daoxing Xia | E82P45BD66 | topic | open | Wikipedia Daoxing Xia, Wikidata Q3710509 |
| Daoxing Xia | NXFQDZ2JDT | topic | open | Wikipedia List of Chinese mathematicians#DSEU |
| DAP | D3TWMSDMVB | definition | open | Wikipedia List of statistical software#JNU0 |
| DAP | GQ1X3WZ404 | definition | open | Wikipedia List of statistics articles#QX5M |
| DAP | JJXDW72F0E | definition | open | Wikipedia DAP (software), Wikidata Q5204274 |
| DAPD8K6QGV | DAPD8K6QGV | 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 2610.22074#CR0I |
| Daphne Koller | 6R21XCSG37 | unknown | open | Wikipedia List of people by Erdős number#0RJL |
| Daphne L. Smith | HJ3W36WHZM | topic | open | Wikipedia Daphne L. Smith, Wikidata Q12889393 |
| DAPRSA1MPQ | DAPRSA1MPQ | 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 2610.14278#2DGZ |
| DAPVM4Z5CB | DAPVM4Z5CB | 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 2609.32233#BRDS |
| DAPXV8VVQJ | DAPXV8VVQJ | 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 2610.02042#G3AL |
| Daqing Wan | EW8JTEDMFQ | topic | open | Wikipedia Daqing Wan, Wikidata Q5221836 |
| Dara Ó Briain: School of Hard Sums | BAJ9MAZDR2 | definition | open | Wikipedia Dara Ó Briain: School of Hard Sums, Wikidata Q5222003 |
| Darboux | BECWV045WB | statement | open | lebl_ra ch-der.tex#thm:darboux |
| Darboux chart | SHYG1HA9D5 | definition | open | Wikipedia Glossary of symplectic geometry#XKR2 |
| Darboux cubic | RB5TJT35ZQ | concept | open | Wikidata Q1995504, MathWorld DarbouxCubic |
| Darboux cubic | W3KDYZS5E0 | unknown | open | Wikipedia Catalogue of Triangle Cubics#ZUVA |
| Darboux cyclide | B991EW9HQ4 | definition | open | Wikipedia Darboux cyclide, Wikidata Q131753668 |
| Darboux derivative | ATQ483W10J | definition | open | Wikipedia List of Lie groups topics#NLT1 |
| Darboux derivative | ZZH8WS28ZT | definition | open | Wikipedia Darboux derivative, Wikidata Q5222243 |
| Darboux differential equation | 724DAE8JNC | definition | open | Wikipedia Darboux differential equation, Wikidata Q133752041 |
| Darboux formula | K69R8REEFS | statement | open | Wikipedia Jacobi polynomials#WC95 |
| Darboux frame | 6K9RPWDXT2 | definition | open | Wikipedia List of differential geometry topics#U7CR |
| Darboux frame | VTQKBQF72Q | definition | open | Wikipedia Darboux frame, Wikidata Q3427500 |
| Darboux function | B8TDZZKXV7 | unknown | open | Wikipedia Darboux's theorem (analysis)#XL9G |
| Darboux integral | 3FNAK04J85 | definition | open | Wikipedia List of real analysis topics#VAS8 |
| Darboux integral | SK7TC2G1R5 | concept | open | Wikidata Q2294564, EoM Darboux_integral, MathWorld DarbouxIntegral, Wikipedia Darboux integral |
| Darboux integral | SW1CEFKYFN | concept | open | lebl_ra index/8.1.1/darboux-integral |
| Darboux integral | XNRP92JR88 | concept | open | lebl_ra index/5.1.2/darboux-integral |
| Darboux sum | 8M32EW4KZ2 | concept | open | lebl_ra index/5.1.1/darboux-sum |
| Darboux sum | HWYY8AAV7F | concept | open | lebl_ra index/8.1.1/darboux-sum |
| Darboux theorem for symplectic structures | F6EXQCF7TE | statement | open | Wikipedia Moser's trick#19X2 |
| Darboux transformation | C1PFHSEM3S | definition | open | Wikipedia Darboux transformation, Wikidata Q56297777 |
| Darboux vector | SACE7XESFZ | concept | open | Wikidata Q4010518, MathWorld DarbouxVector, Wikipedia Darboux vector |
| Darboux's formula | W9NTR89QEV | statement | open | Wikipedia Darboux's formula, Wikidata Q5222239 |
| Darboux's theorem | 24HXNEKSRE | statement | open | Wikipedia List of real analysis topics#5OW5 |
| Darboux's theorem | 2RR6RGRYT8 | concept | open | lebl_ra index/3.2.5/darboux-s-theorem |
| Darboux's theorem | 421SD8A1WB | statement | node (a node has the same name as the row) | mathlib_1000 Q660799, Mathlib exists_hasDerivWithinAt_eq_of_gt_of_lt, Mathlib exists_hasDerivWithinAt_eq_of_lt_of_gt, Mathlib Set.OrdConnected.image_hasDerivWithinAt, Mathlib Set.OrdConnected.image_derivWithin, Mathlib Set.OrdConnected.image_deriv, Mathlib Convex.image_hasDerivWithinAt, Mathlib Convex.image_derivWithin, Mathlib Convex.image_deriv, Mathlib exists_hasDerivWithinAt_eq_of_ge_of_le, Mathlib exists_hasDerivWithinAt_eq_of_le_of_ge, Wikidata Q660799, thousand_plus Q660799, Wikipedia Darboux's theorem (analysis) |
| Darboux's theorem | NE6R6FJEHJ | statement | open | mathlib_1000 Q1058662, Wikidata Q1058662, thousand_plus Q1058662, Wikipedia Darboux's theorem, nLab Darboux's theorem |
| Darboux's theorem | P23J7EMWT3 | statement | open | Wikipedia Generalized complex structure#EX7X |
| Darboux's theorem | TA9V8XFQ58 | statement | open | Wikipedia List of theorems#XT8Y |
| Darboux's theorem | WM09RTRN2N | statement | open | Wikipedia List of theorems#ORXG |
| Darboux's theorem for contact manifolds | WQKCTPX25B | statement | open | Wikipedia Darboux's theorem#WKVD |
| Darboux's theorem for symplectic manifolds | 3WKT6BGW5Z | statement | open | Wikipedia Darboux's theorem#XKHO |
| Darboux-Moser-Weinstein theorem | VHM2ZP7KQ8 | statement | open | Wikipedia Weinstein's neighbourhood theorem#EWCH |
| Darby, Sarah | 52SZTJF0D3 | unknown | open | Wikipedia List of statisticians#U2LG |
| Darcy's law | A0ZT5Z3ZH2 | statement | open | Wikipedia Infiltration (hydrology)#UZK7 |
| Darcy's law | VT1C6R7DY5 | statement | open | Wikipedia Darcy's law, Wikidata Q392416 |
| Darcy's law for short time scales | G3592MW6P5 | statement | open | Wikipedia Darcy's law#F62V |
| Darii | MFDC053JCD | unknown | open | Wikipedia Syllogism#XXL1 |
| Darinka Dentcheva | 4SCZ4H63RF | topic | open | Wikipedia Darinka Dentcheva, Wikidata Q5222807 |
| Dario Graffi | AA348AX81S | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#4O0C |
| Dario Graffi | KH9ZHE99BN | topic | open | Wikipedia Dario Graffi, Wikidata Q17309080 |
| Dark data | E9AYPGX445 | definition | open | Wikipedia Dark data, Wikidata Q25304151 |
| Dark energy | 4YGJY6PGDD | unknown | open | Wikipedia List of mathematical topics in relativity#NVLS |
| Dark matter | M2985AD4DF | unknown | open | Wikipedia List of mathematical topics in relativity#0LGB |
| dark radiation | HYNR5AH8E1 | unknown | open | Wikidata Q5223546, nLab dark radiation |
| dark side of the Moon | H588E35T8D | unknown | open | Wikipedia List of common misconceptions about science, technology, and mathematics#XXGZ |
| DARKJARPHZ | DARKJARPHZ | 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 2609.37520#UETM |
| Darknet market | D13WV0RA65 | definition | open | Wikipedia Darknet market, Wikidata Q18620277 |
| Darkside communication group | SB1CSKQNNZ | definition | open | Wikipedia Darkside communication group, Wikidata Q18206390 |
| Darmois–Skitovich theorem | FE7ASWHDW4 | statement | open | Wikipedia Darmois–Skitovich theorem, Wikidata Q56375780 |
| Darmois–Skitovich theorem | K0G4AR0QR0 | statement | open | Wikipedia List of probability topics#AAQN |
| Darnell Hunt | 9VQ9YKVBAN | unknown | open | Wikipedia List of University of California, Los Angeles people#XG9P |
| DARP | CRGBRPADX1 | unknown | open | Wikipedia Digital data#IUUT |
| Darrell Long | 2FBFQ6WJMZ | unknown | open | Wikipedia List of people by Erdős number#MM0R |