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Excavator

 Excavator
Edit first post that was inactive for 6 months.
Awarded 1745 times.
Important formulas in combinatorics
Awarded Jan 12 at 5:10
Homotopy as a general organizing principle
Awarded Jan 11 at 4:19
Parabolic Sobolev inequality in Sobolev mixed norm spaces
Awarded Jan 11 at 4:19
Line graphs called "graph derivatives": any intuition?
Awarded Jan 10 at 5:26
Some basic questions about the proof of Teichmuller's uniqueness theorem
Awarded Jan 10 at 5:26
Why can't I interchange integration and differentiation here?
Awarded Jan 9 at 6:18
How are spatial coordinate systems in physics defined?
Awarded Jan 7 at 4:32
n-th integral cohomology of a non-compact manifold of dimension n
Awarded Dec 28, 2023 at 6:11
Replacement axiom and the von Neumann hierarchy
Awarded Dec 12, 2023 at 4:26
Cohomology of Hypersurface complement
Awarded Dec 11, 2023 at 5:10
Absolute oscillator in Langton's Ant
Awarded Dec 10, 2023 at 4:02
Minimally 2-vertex-connected graphs?
Awarded Dec 8, 2023 at 4:57
Theories of Noncommutative Geometry
Awarded Nov 19, 2023 at 4:50
What is / are the softwares to use to draw surfaces of the form of a two or three-holed torus , or torus, or torus with cusps attached to it?
Awarded Nov 12, 2023 at 5:28
What is a cumulant really?
Awarded Oct 27, 2023 at 4:27
Do h-coequalizers and coproducts give all h-colimits?
Awarded Oct 20, 2023 at 4:43
Strong law of large numbers for weakly dependent random variables
Awarded Oct 17, 2023 at 5:30
Computing the density of a set of multiples
Awarded Oct 14, 2023 at 5:18
Invariant theory in universal algebra
Awarded Oct 8, 2023 at 6:33
A sufficient condition for a subcubic graph having a 2-distance vertex 4-coloring
Awarded Sep 29, 2023 at 4:17
Are the $\Gamma(N)$ the only normal congruence subgroups of $\mathrm{SL}_2(\mathbb{Z})$?
Awarded Sep 24, 2023 at 4:25
How to refer to a “theorem” that you have shown to be wrong
Awarded Sep 24, 2023 at 4:25
Can the sphere be partitioned into small congruent cells?
Awarded Sep 22, 2023 at 4:41
why are subextensions of Galois extensions also Galois?
Awarded Sep 21, 2023 at 20:36
Special considerations when using the Woodbury matrix identity numerically
Awarded Sep 20, 2023 at 4:21
An "advanced beginner's" book on algebraic topology?
Awarded Sep 17, 2023 at 5:11
A question in inverse Galois Theory
Awarded Sep 11, 2023 at 4:47
How to locate the paper that established Robinson Arithmetic?
Awarded Sep 10, 2023 at 4:11
One-line proof of the Euler's reflection formula
Awarded Sep 5, 2023 at 4:55
Is pi a good random number generator?
Awarded Sep 2, 2023 at 4:33
Multivariate analogue of Vandermonde determinant
Awarded Aug 25, 2023 at 4:09
Fpqc sheafification and localisation
Awarded Aug 18, 2023 at 19:35
Analytic functions where all derivatives vanish at infinity and which are bounded
Awarded Aug 10, 2023 at 7:31
Elementary proof of a triangular grid lemma
Awarded Aug 8, 2023 at 4:56
What is the significance of non-commutative geometry in mathematics?
Awarded Aug 8, 2023 at 4:56
Reference request for facts about bi(co)descent objects
Awarded Aug 5, 2023 at 4:25
Uniqueness of the logarithm function
Awarded Aug 3, 2023 at 6:57
how to proof "every loopless graph G has a bipartite subgraph with at least e(G)/2 edges"? [closed]
Awarded Jul 29, 2023 at 4:25
When is the pushforward of a vector bundle still a vector bundle?
Awarded Jul 29, 2023 at 4:25
Link between Fokker-Planck equation and Feynman-Kac formula
Awarded Jul 22, 2023 at 4:31
How to solve $f(f(x)) = \cos(x)$?
Awarded Jul 18, 2023 at 4:42
Important formulas in combinatorics
Awarded Jul 12, 2023 at 4:57
Modular Tensor Categories: Reasoning behind the axioms
Awarded Jul 11, 2023 at 20:10
Nefness property for symplectic equivalency of Moishezon manifolds
Awarded Jul 6, 2023 at 5:25
Number of $3\times 3$ anticommuting matrices over finite fields $\mathbb{F}_p$ is (or is not?) polynomial in $p$?
Awarded Jul 5, 2023 at 5:27
Physical measure vs SRB measures
Awarded Jul 4, 2023 at 4:05
Easy way to define positive higher K groups?
Awarded Jul 3, 2023 at 6:52
Rational equivalence is the finest
Awarded Jun 23, 2023 at 4:38
What are examples of mathematical concepts named after the wrong people? (Stigler's law)
Awarded Jun 21, 2023 at 4:36
Quantized Enveloping Algebras at $q=1$
Awarded Jun 19, 2023 at 5:31
Can the Lawvere fixed point theorem be used to prove the Brouwer fixed point theorem?
Awarded Jun 18, 2023 at 5:05
Large cardinal axioms and Grothendieck universes
Awarded Jun 15, 2023 at 5:20
Almost orthogonal vectors
Awarded Jun 14, 2023 at 5:25
$C^0$ estimate for solutions of elliptic PDE with Neumann BC
Awarded May 29, 2023 at 4:11
Symmetric groups and Poisson processes
Awarded May 23, 2023 at 4:02
Any reference on multilinear algebra
Awarded May 23, 2023 at 4:02
Expressions for the inverse function of $f(x) = \ln(x)e^x$
Awarded May 22, 2023 at 4:10
MMSE estimator expressed through cumulants
Awarded May 8, 2023 at 5:03
Geometric interpretation for non-simple $k$-vectors [closed]
Awarded May 8, 2023 at 5:03
Injectivity of functors in terms of skeletons?
Awarded Apr 30, 2023 at 4:25
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