| Double operator integral | CCMA6RCF7G | definition | open | Wikipedia Double operator integral, Wikidata Q116272168 |
| Double origin topology | 3MT684ZZNE | definition | open | Wikipedia Double origin topology, Wikidata Q5300077 |
| Double origin topology | Z74YZVQCW6 | definition | open | Wikipedia List of topologies#F0IS, Wikipedia List of topologies#RUZB |
| Double pendulum | EM9W2Z15XX | definition | open | Wikipedia Double pendulum, Wikidata Q1243208 |
| Double point | 8Z2YKH3H4R | unknown | open | Wikipedia Singular point of a curve#W19J |
| double point | Q1VGDJ9PVY | definition | open | Wikipedia Glossary of classical algebraic geometry#NS9Q |
| double point | RJY8H8VV1S | unknown | open | Wikidata Q12714274, MathWorld DoublePoint |
| Double pushout graph rewriting | 2A3Z0GVMZK | definition | open | Wikipedia Double pushout graph rewriting, Wikidata Q17009459 |
| Double Ratchet Algorithm | X2Q4RH7CER | definition | open | Wikipedia Double Ratchet Algorithm, Wikidata Q22079944 |
| Double recursion | 102QA1AQE7 | definition | open | Wikipedia Double recursion, Wikidata Q5300083 |
| Double robustness | M7TC7380QZ | 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 2610.11388#AZP0 |
| Double root | 21MYA2RPCZ | unknown | open | Wikipedia Multiplicity (mathematics)#XMAD |
| Double rounding | ZQ5SZE500G | unknown | open | Wikipedia Rounding#PNY5 |
| double six | GH3HMSPVXJ | definition | open | Wikipedia Glossary of classical algebraic geometry#PX36 |
| double sum | W8YAKNK4VT | unknown | open | Wikidata Q3511273, MathWorld DoubleSeries |
| Double suspension theorem | NNPK3RJD56 | statement | open | Wikipedia Double suspension theorem, Wikidata Q5300096 |
| Double tangent bundle | MNJ4T7G01T | definition | open | Wikipedia Double tangent bundle, Wikidata Q5300098 |
| Double torus | D5SFK1YB8Z | unknown | open | Wikipedia Genus g surface#5IQA |
| Double torus knot | 8H3PXCG0KM | definition | open | Wikipedia List of knot theory topics#CH70 |
| Double torus knot | SV26P3GS5M | unknown | open | Wikipedia Torus knot#44UT |
| Double transportation cipher | BQFWHD22NR | unknown | open | Wikipedia Transposition cipher#HT80 |
| double turnstile | 19ZYWPYY70 | definition | open | Wikipedia Glossary of logic#31I5 |
| Double turnstile | A4YB0EP26Q | definition | open | Wikipedia Double turnstile, Wikidata Q5300115 |
| Double vector bundle | MT3K7RJ2YT | definition | open | Wikipedia Double vector bundle, Wikidata Q25303812 |
| Double vertical bar | ACWA6SZH9P | unknown | open | Wikipedia Vertical bar#BGAD |
| double vertical line | F1AMTD3YGJ | unknown | open | Wikidata Q11410467, MathWorld DoubleBar |
| Double wedge | KFENNPNJ8B | definition | open | Wikipedia Double wedge, Wikidata Q5300116 |
| Double zugzwang | Z05SCBSYG9 | unknown | open | Wikipedia Zugzwang#KA4H |
| Double-barreled question | 2EXJNMYZ5W | definition | open | Wikipedia Double-barreled question, Wikidata Q5299584 |
| Double-blind controlled | 5Q6F53Y8HF | unknown | open | Wikipedia Randomized controlled trial#FWC7 |
| Double-Gauss lens | 2ENRRC644P | unknown | open | Wikipedia List of things named after Carl Friedrich Gauss#7G4F |
| Double-negation translation | JYT41ZSX91 | statement | open | mathlib_1000 Q5299605, Wikidata Q5299605, thousand_plus Q5299605, Wikipedia Double-negation translation |
| Double-pointed cofinite topology | 38G4J0W96T | unknown | open | Wikipedia Cofiniteness#WVIZ |
| Double-pointed cofinite topology | YQRS6ZK7RR | definition | open | Wikipedia List of topologies#1LLA, Wikipedia List of examples in general topology#2108 |
| Double-residue identities | PT03MYR05M | 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 2610.12326#XZA5 |
| Double-resolvent deterministic equivalent | RVSSN9SZG1 | 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 2610.09044#HMIE |
| double-spend | CM3CCTC7TW | unknown | open | Wikipedia List of bitcoin forks#KBDP |
| double-star snark | PYW8P2TKV6 | definition | open | Wikidata Q3487138, House of Graphs 1049, MathWorld DoubleStarSnark, Wikipedia Double-star snark |
| double-well bi-quadratic potential | 9RV604CBN7 | 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 2210.06147#RGIV |
| Doubled complete core gadget | 7P4AFRF4Q3 | 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 2609.22564#JZ3R |
| Doubled inverse-limit base | PNGYDNSSZ5 | 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 2501.09848#12UY |
| Doubling and Poincaré for tamed metric measure spaces | 6JC15TN2ND | 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 2610.11478#5PIX |
| doubling constant | JJ8BJ6WPKD | unknown | open | mathlib_overview Combinatorics > Additive combinatorics > doubling constant, Mathlib Finset.addConst |
| Doubling formulas | 2WGVHJ4HQ7 | statement | open | Wikipedia Twisted Hessian curves#MJKA |
| Doubling inequality | 1GFKBMATVE | 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 2610.18252#DXAU |
| Doubling inequality | XB6WEXREA6 | 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 2609.23006#GPG0 |
| Doubling multiplier, extended to redouble | DTNTXA88BM | 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 2609.26265#2M79 |
| Doubling space | E0X67R1B0G | definition | open | Wikipedia Doubling space, Wikidata Q5300173 |
| doubling the cube | 4QGJYXMTWR | definition | node (a node has the same Wikidata item as the row) | Wikidata Q213673, MathWorld CubeDuplication, ProofWiki Doubling_the_Cube, Wikipedia Doubling the cube |
| Doubling time | 4895HZ70AN | definition | open | Wikipedia Doubling time, Wikidata Q1424376 |
| Doubling time | 86WHVNJ2BQ | definition | open | Wikipedia List of exponential topics#YP63 |
| Doubling-oriented Doche–Icart–Kohel curve | A4TSN2JV0D | definition | open | Wikipedia Doubling-oriented Doche–Icart–Kohel curve, Wikidata Q5300169 |
| Doubling-window scheme: single-trajectory window adaptivity | 49BYW68P86 | 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 2610.00295#T2JL |
| Doubly connected edge list | 70C5TFND4H | definition | open | Wikipedia Doubly connected edge list, Wikidata Q1251544 |
| doubly even number | 6GA962JKTC | unknown | open | Wikidata Q135752634, MathWorld DoublyEvenNumber, OEIS A008586 |
| Doubly linked face list | 92577TW4HK | definition | open | Wikipedia Doubly linked face list, Wikidata Q5300176 |
| doubly non-negative matrix | ZSSBVFTEKT | unknown | open | Wikidata Q22582534, MathWorld DoublyNonnegativeMatrix |
| Doubly periodic function | NCZGK78NPT | definition | open | Wikipedia Doubly periodic function, Wikidata Q5300180 |
| Doubly stochastic matrix | G26VWN138K | definition | open | Wikipedia List of named matrices#N2RN |
| doubly stochastic matrix | Z8KPMD86FJ | statement | open | mathlib_1000 Q1243340, Mathlib doublyStochastic_eq_convexHull_permMatrix, Wikidata Q1243340, thousand_plus Q1243340, Wikipedia Birkhoff–Von Neumann theorem, MathWorld DoublyStochasticMatrix, Wikipedia Doubly stochastic matrix |
| Doubly stochastic model | QE1BNFSS72 | definition | open | Wikipedia List of statistics articles#GXUW |
| Doubly stochastic model | T4JQTPM3CW | definition | open | Wikipedia Doubly stochastic model, Wikidata Q5300182 |
| Doubly substochastic contraction | QMCARGSJ69 | 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 2610.02843#EHR2 |
| Doubly symmetric binary symmetric channel | NEC2Z3RKEB | 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 2610.13030#878C |
| Doubly triangular number | VVSMQTJB8Y | definition | open | Wikidata Q105044211, OEIS A002817, Wikipedia Doubly triangular number |
| Doug Butterworth | BVK8M7GT77 | topic | open | Wikipedia Doug Butterworth, Wikidata Q126910693 |
| Doug Lind | 85QEBA796B | topic | open | Wikipedia Doug Lind, Wikidata Q70114361 |
| Doug Stinson | C0GKC5MYM7 | topic | open | Wikipedia List of people by Erdős number#QJ2T |
| Doug Stinson | F4Y52NXQQ2 | topic | open | Wikipedia Doug Stinson, Wikidata Q3038041 |
| Dougall | PY7VJ1G0Y8 | 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 2610.17957#SI5V |
| Dougall's formula | QDJY75ZKPF | statement | open | Wikipedia Generalized hypergeometric function#U6A3 |
| Douglas | 4Y6FVB13WZ | definition | open | Wikipedia Glossary of functional analysis#C20A |
| Douglas | NACNV4C88K | unknown | open | Wikipedia List of U.S. communities with Hispanic-majority populations in the 2000 census#EDUJ |
| Douglas Anderton | C64VK8Y3P3 | unknown | open | Wikipedia List of fellows of the American Statistical Association#Y447 |
| Douglas Bernheim | 7CHKC9X8AR | unknown | open | Wikipedia List of people by Erdős number#3A9Y |
| Douglas Bridges | X9W45CJVVJ | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q38170627, nLab Douglas Bridges |
| Douglas C. Heggie | F3E3AZZ707 | topic | open | Wikipedia Douglas C. Heggie, Wikidata Q61739511 |
| Douglas Conner Ravenel | PHDW6EWZ0T | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#K4TM |
| Douglas Geoffrey Northcott | TDM1JPE9XS | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#7RCK |
| Douglas Greenwald | 6FNPNGE9RK | unknown | open | Wikipedia List of fellows of the American Statistical Association#BY2E |
| Douglas Hartree | 6CD2F23RFG | topic | open | Wikipedia Douglas Hartree, Wikidata Q451770 |
| Douglas Hofstadter | FMKPZQ10JM | topic | open | Wikipedia List of publications in mathematics#KOI8 |
| Douglas Hofstadter | RKZDXRCQWN | topic | open | Wikipedia Douglas Hofstadter, Wikidata Q319308 |
| Douglas Jones | DZ97HGB6E3 | topic | open | Wikipedia Douglas Jones (mathematician), Wikidata Q1252476 |
| Douglas N. Arnold | BSWDH1K36H | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#UDR7 |
| Douglas N. Arnold | N7TS3N8JQM | topic | open | Wikipedia Douglas N. Arnold, Wikidata Q1252003 |
| Douglas N. Jackson | 3EBC1CKA35 | topic | open | Wikipedia Douglas N. Jackson, Wikidata Q5301838 |
| Douglas N. Walton | JCWWSZ7X3Q | topic | open | Wikipedia Douglas N. Walton, Wikidata Q1252557 |
| Douglas Northcott | VM509DGVHD | topic | open | Wikipedia Douglas Northcott, Wikidata Q1252416 |
| Douglas Quadling | GNTWXCMY27 | topic | open | Wikipedia Douglas Quadling, Wikidata Q100332217 |
| Douglas R. White | A9X4FRYYKC | unknown | open | Wikipedia List of people by Erdős number#U33V |
| Douglas Ravenel | 5KV41PGMZW | topic | open | Wikipedia List of people by Erdős number#BBKF |
| Douglas Ravenel | VBW2XR4FB3 | topic | open | Wikipedia Douglas Ravenel, Wikidata Q994334 |
| Douglas Rayner Hartree | KZYGMQTSC7 | topic | open | Wikipedia List of International Congresses of Mathematicians Plenary and Invited Speakers#DD3O |
| Douglas Stanford | K43Y4C9ZVN | unknown | out_of_scope (a person, not an item of mathematics) | Wikidata Q44717823, nLab Douglas Stanford |
| Douglas Theorem | 3KPPQNES6Z | 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 2403.02207#H0B3 |
| Douglas West | 2AB7WSJTE8 | topic | open | Wikipedia List of people by Erdős number#4G5Q |
| Douglas West | X3XAV4E9V6 | topic | open | Wikipedia Douglas West (mathematician), Wikidata Q5302097 |
| Douglas Wiens | NKHERJRJBN | unknown | open | Wikipedia List of fellows of the American Statistical Association#Y8EB |
| Douglas Woodall | E1437MEAXN | topic | open | Wikipedia Douglas Woodall, Wikidata Q102178307 |