Mathematics
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Muzi's user avatar
Muzi's user avatar
Muzi
  • Member for 6 years, 8 months
  • Last seen more than 1 year ago
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62
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All Questions Answers
Score Newest
question
17
Completeness of $\{ f_n : n \in \mathbb N \} \subset C[0,1]$ in $L^1[0,1]$
Jan 4, 2022
question
13
Does the identity $\cos^2(x)+\sin^2(x)=1$ hold in a unital Banach algebra where $1$ is the unit?
Oct 24, 2017
question
10
(Fundamental) Solution of the Helmholtz equation
Apr 15, 2017
question
7
Is it true that $ S(x)^2 \geq S'(x)\int_{-\infty}^{x}S(t) \, dt$, where $S(x) = A\gamma(x) + \gamma(x-C)$ and $\gamma$ is the standard Gaussian?
Jun 28, 2020
question
6
Does the inclusion $A \subset B$ for closed densely defined operators $A$ and $B$ imply $A=B$?
Jul 11, 2018
question
5
If $x \mapsto \int_A f(x-t) \, d\mu(t)$ vanishes identically, do we have that $\mu=0$?
Aug 1, 2022
question
5
Is the spectrum of an unbounded self-adjoint operator always an unbounded set?
Jul 12, 2018
question
5
Proving the No Retraction Theorem
Jan 27, 2019
answer
5
Compute $\lim\limits_{n\to \infty} \int_{0}^{\infty} \exp(-x)(\cos(x))^n dx$
Feb 13, 2017
question
5
Computing the total variation of a function $f:[0,1] \to \mathbb{R}$ using uniform partitions
Feb 25, 2019
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5
Completeness of the sequence $\left \{ \frac{1}{x+1},\frac{1}{x+2},\frac{1}{x+3}, \dots \right \}$ in $L^2[0,1]$
5
Zeros of functions of the form $F(z) = \int_I g(t-z) f(t) \, dt$ with $g$ entire and $f \in L^1(I)$
5
Does there exist a study of entire functions which satisfy $|F(x+iy)| \leq a e^{-bx^2}e^{cy^2}$?

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