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15
Math.TechQA.Club
2026-04-29 12:50:21
192
Views
Why is it so obvious that $x^k e^{-\frac{x^2}{2}}$ is a Schwartz-function? (Verification)
Published on
29 Apr 2026 - 12:50
#real-analysis
#functional-analysis
#proof-verification
#schwartz-space
58
Views
Ideal $I_p$ in $\mathbb{F}_l[x]/(x^p -1)$ where $\frac{\epsilon p}{2} \leq \dim(I_p) < \epsilon p$
Published on
05 May 2026 - 14:38
#abstract-algebra
#proof-verification
#field-theory
#ideals
#finite-fields
56
Views
Time when velocity of object is zero and position at that point in time
Published on
04 May 2026 - 23:27
#proof-verification
#physics
837
Views
Operator in Hilbert space and its inverse
Published on
29 Apr 2026 - 12:26
#functional-analysis
#proof-verification
#operator-theory
#compact-operators
236
Views
Proving the image of a line segment under an isometry is a line segment
Published on
15 Apr 2026 - 2:55
#proof-verification
#proof-writing
171
Views
Radical problem: $\sqrt[6]{-1}=\sqrt{\sqrt[3]{-1}}=\sqrt {-1}=i$
Published on
10 May 2026 - 11:20
#algebra-precalculus
#proof-verification
#complex-numbers
#radicals
48
Views
Proof of lemma 1 on "some questions in the theory of bicompactifications" by E. Sklyarenko
Published on
05 May 2026 - 6:18
#general-topology
#proof-verification
#compactification
58
Views
$L^2_{\mathbb{R}}(M)$ is closed in $L^2_{\mathbb{C}}(M)$
Published on
15 Apr 2026 - 20:35
#real-analysis
#general-topology
#functional-analysis
#proof-verification
66
Views
Sums of positive integers $2$ apart can be every composite number and never a prime.
Published on
10 May 2026 - 15:03
#elementary-number-theory
#proof-verification
#summation
#prime-numbers
129
Views
Show that $\widehat f(\xi)=f(\xi)~,$ where $\widehat f$is the Fourier transform of $f.$
Published on
10 May 2026 - 13:28
#real-analysis
#functional-analysis
#analysis
#proof-verification
#fourier-transform
2.4k
Views
Show that Minkowski functional is a sublinear functional
Published on
02 May 2026 - 5:14
#real-analysis
#functional-analysis
#proof-verification
#supremum-and-infimum
68
Views
What is the log-likelihood for the problem?
Published on
22 Apr 2026 - 20:22
#probability
#statistics
#proof-verification
#log-likelihood
6.5k
Views
Summation of Squares of Fibonacci numbers
Published on
10 May 2026 - 12:54
#sequences-and-series
#proof-verification
#induction
123
Views
Prove that $\int_Bg(z)dz=\int_{B_1}g(z)dz+\int_{B_2}g(z)dz$
Published on
29 Apr 2026 - 12:16
#complex-analysis
#proof-verification
#contour-integration
52
Views
Discrete mathematics, counting two ways
Published on
09 Apr 2026 - 0:11
#combinatorics
#discrete-mathematics
#proof-verification
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