Inventory rows 3N
The cards of the rows of the inventory whose ids start with 3N. A card gives the mentions of the item in the sources, and the node of the item when math2 has one.
admissible rule 3N3N8ZXVXA
| URI | m2://inv/3N3N8ZXVXA |
|---|---|
| Kind | unknown |
| Layer | textbook |
| Sources | 1 |
| Outcome | open |
| Node | None yet. Write the node. |
Mentions
- wikidata: Wikidata Q1560157, admissible rule (unknown). Also nLab admissible rule
History
- 2026-10-26: add by m2/dev
cohomological descent 3NCF6K9JFX
| URI | m2://inv/3NCF6K9JFX |
|---|---|
| Kind | unknown |
| Layer | textbook |
| Sources | 1 |
| Outcome | open |
| Node | None yet. Write the node. |
Mentions
- wikidata: Wikidata Q19596425, cohomological descent (unknown). Also nLab cohomological descent
History
- 2026-10-26: add by m2/dev
Paul Muhly 3NDECBY2D1
| URI | m2://inv/3NDECBY2D1 |
|---|---|
| Kind | unknown |
| Layer | textbook |
| Sources | 1 |
| Outcome | out_of_scope (a person, not an item of mathematics) |
| Node | None yet. Write the node. |
Mentions
- wikidata: Wikidata Q65665739, Paul Muhly (unknown). Also nLab Paul Muhly
History
- 2026-10-26: add by m2/dev
Copeland–Erdős constant 3NEQV9NHT1
| URI | m2://inv/3NEQV9NHT1 |
|---|---|
| Kind | object |
| Layer | textbook |
| Sources | 1 |
| Outcome | open |
| Node | None yet. Write the node. |
Mentions
- wikidata: Wikidata Q931099, Copeland–Erdős constant (object). Also MathWorld Copeland-ErdosConstant
History
- 2026-10-26: add by m2/dev
perimeter 3NM8DZ33BW
| URI | m2://inv/3NM8DZ33BW |
|---|---|
| Kind | unknown |
| Layer | textbook |
| Sources | 1 |
| Outcome | open |
| Node | None yet. Write the node. |
Mentions
- wikidata: Wikidata Q28474, perimeter (unknown). Also EoM Perimeter, MathWorld Perimeter
History
- 2026-10-26: add by m2/dev
regular polygons 3NNS681W8Z
| URI | m2://inv/3NNS681W8Z |
|---|---|
| Kind | unknown |
| Layer | textbook |
| Sources | 1 |
| Outcome | open |
| Node | None yet. Write the node. |
Mentions
- mathlib_undergrad: mathlib_undergrad Affine and Euclidean Geometry > Euclidean affine spaces > regular polygons, regular polygons (unknown)
History
- 2026-10-26: add by m2/dev
catastrophe 3NPAQ4JKRJ
| URI | m2://inv/3NPAQ4JKRJ |
|---|---|
| Kind | unknown |
| Layer | textbook |
| Sources | 1 |
| Outcome | open |
| Node | None yet. Write the node. |
Mentions
- wikidata: Wikidata Q132320242, catastrophe (unknown). Also MathWorld Catastrophe
History
- 2026-10-26: add by m2/dev
regular prime 3NRM89XMKH
| URI | m2://inv/3NRM89XMKH |
|---|---|
| Kind | concept |
| Layer | textbook |
| Sources | 1 |
| Outcome | open |
| Node | None yet. Write the node. |
Mentions
- wikidata: Wikidata Q426491, regular prime (concept). Also MathWorld RegularPrime, OEIS A007703
History
- 2026-10-26: add by m2/dev
change of basis 3NTDW9SNYW
| URI | m2://inv/3NTDW9SNYW |
|---|---|
| Kind | unknown |
| Layer | textbook |
| Sources | 1 |
| Outcome | open |
| Node | None yet. Write the node. |
Mentions
- mathlib_undergrad: mathlib_undergrad Linear algebra > Matrices > change of basis, change of basis (unknown). Also Mathlib basis_toMatrix_mul_linearMap_toMatrix_mul_basis_toMatrix
History
- 2026-10-26: add by m2/dev
differential topology 3NVFQRHJX8
| URI | m2://inv/3NVFQRHJX8 |
|---|---|
| Kind | topic |
| Layer | textbook |
| MSC | 57Rxx |
| Sources | 1 |
| Outcome | open |
| Node | None yet. Write the node. |
Mentions
- wikidata: Wikidata Q1224402, differential topology (topic). Also EoM Differential_topology, MathWorld DifferentialTopology, nLab differential topology
History
- 2026-10-26: add by m2/dev
zero matrix 3NVW2APDXF
| URI | m2://inv/3NVW2APDXF |
|---|---|
| Kind | definition |
| Layer | textbook |
| Sources | 1 |
| Outcome | open |
| Node | Zero matrix 0ZTKJJDGR7 |
Mentions
- wikidata: Wikidata Q338028, zero matrix (definition). Also MathWorld ZeroMatrix, ProofWiki Definition:Zero_Matrix
History
- 2026-10-26: add by m2/dev
Alastair King 3NWVP9Y90N
| URI | m2://inv/3NWVP9Y90N |
|---|---|
| Kind | unknown |
| Layer | textbook |
| Sources | 1 |
| Outcome | out_of_scope (a person, not an item of mathematics) |
| Node | None yet. Write the node. |
Mentions
- wikidata: Wikidata Q102282365, Alastair King (unknown). Also nLab Alastair King
History
- 2026-10-26: add by m2/dev
approximate identity 3NZAF9QFT2
| URI | m2://inv/3NZAF9QFT2 |
|---|---|
| Kind | unknown |
| Layer | textbook |
| Sources | 1 |
| Outcome | open |
| Node | None yet. Write the node. |
Mentions
- wikidata: Wikidata Q621743, approximate identity (unknown). Also MathWorld ApproximateIdentity
History
- 2026-10-26: add by m2/dev