Sha Vuklia's user avatar
Sha Vuklia's user avatar
Sha Vuklia's user avatar
Sha Vuklia
  • Member for 7 years, 1 month
  • Last seen this week
  • Amsterdam, Netherlands
5 votes
Accepted

if $G$ has average degree $d$, then there exists a subgraph with minimum degree at least $d/2$

3 votes

Finding the probability density from cumulative distribution function

3 votes

Joint continuity necessary for convolution formula?

3 votes
Accepted

Here is my proof that the elementary $k$-forms form a basis for $A^k{(\mathbb{R}^n)}$. Is this correct?

3 votes
Accepted

Relation between connection on vector bundle and Ehresmann connection on frame bundle

2 votes
Accepted

Is it true that $S(n)\otimes_S S(m)\cong S(n+m)$?

2 votes
Accepted

Riesz idempotent (projection) of singleton in $\ell^p$

2 votes

Flatness of the restriction morphism of an affine scheme to an affine subscheme

2 votes
Accepted

Sections of pullback bundle are generated by pullback of sections

2 votes

Let $A$,$ B$, and $C$ be sets. Show that $(A\setminus B)\setminus C = A\setminus (B\cup C)$

2 votes
Accepted

A question on the fibered product of schemes

1 vote
Accepted

$\cap$-stable subset of a Dynkin system implies that its $\sigma$-algebra is contained in the Dynkin system?

1 vote

How can I show that the numeric sequence of a partition is equivalent to the definition of the Riemann sum?

1 vote
Accepted

Fatou's theorem

1 vote

Oriented Hypersurface admits unique unit normal vector field

1 vote

Green's theorem for piecewise smooth curves

1 vote

Determine the unique vector x in the row space for A, for which Ax = b

1 vote
Accepted

prove the definition of limits of function

1 vote

Assume $d\mid n$. Show $g\colon (\mathbb Z/n\mathbb Z)^*\to(\mathbb Z/d\mathbb Z)^*$ given by $g(a\mod n)= a\mod d$ is surjective.

1 vote
Accepted

Determine whether a piecewise function is injective or surjective

1 vote

Reference for: if G discrete $L^{1}(G)= M(G)$

1 vote
Accepted

Show that $\sum_{i=1}^n D_iF(g)dg_i=0$

1 vote

Why is the Möbius strip not orientable?

1 vote

Nicer proof that Yoneda embedding is continuous?

1 vote
Accepted

Fractional $\mathbb Z[\sqrt{-3}]$-ideals

1 vote
Accepted

Uniform convergence and exchange of limits (for series)

1 vote
Accepted

Orientation preserving parametrisation of torus

0 votes

How do you prove $L^{\infty}$ is a C*-algebra?

0 votes

proof that$ L^1 (G)$ is a subspace of $M(G)$

0 votes

tensor product of presheaves of modules