Welcome to Covariance
The general fact of the uniqueness of the universal arrows implies the uniqueness of the ... object, up to a unique isomorphism (who wants more?).
Recently updated notes
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The Salamander Lemma | 2:43 PM - December 07, 2024 |
🗺️ Map of Content - Modules | 1:01 PM - December 06, 2024 |
🗺️ Map of Content - Category Theory | 12:59 PM - December 06, 2024 |
Knowledge
Mathematics
Algebra theory
Not to be confused with the general concept of algebra (abstract or otherwise), an algebra is an algebraic structure similar to a module, only with two internal binary operations.
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Algebras | 6:59 AM - November 05, 2024 |
Exterior algebras | 10:13 AM - November 07, 2024 |
Symmetric algebras | 6:52 AM - November 07, 2024 |
Symmetric and alternating tensors | 8:29 AM - November 08, 2024 |
Tensor algebras | 6:50 AM - November 07, 2024 |
Algebraic geometry
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Examples of classical conic duality | 2:02 PM - July 26, 2024 |
Category theory
Field theory
Group theory
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Normal subgroups |
Module theory
Ring theory
Tropical algebraic geometry
Software
Blender
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Houdini
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Systems of equations |