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Raúl Filigrana Villalba's user avatar
Raúl Filigrana Villalba's user avatar
Raúl Filigrana Villalba's user avatar
Raúl Filigrana Villalba
  • Member for 2 years, 7 months
  • Last seen this week
4 votes
1 answer
43 views

Densitity of Locally Lipschitz functions on the space of locally integrable functions

2 votes
1 answer
55 views

Uniform convergence of polynomials onto a holomorphic function

2 votes
1 answer
42 views

On the differentiability of increasing functions

2 votes
1 answer
225 views

Characterization of lower semicontinuity [duplicate]

2 votes
0 answers
142 views

Functions of bounded variation on $\mathbb{R}^n$

1 vote
1 answer
68 views

Exercice about conditional expectation

1 vote
1 answer
129 views

Properties of the Schwartz space

1 vote
1 answer
56 views

Continuity of Laplace's transformation

1 vote
1 answer
1k views

The total variation norm is complete.

1 vote
0 answers
73 views

Riesz' Representation Theorem

1 vote
1 answer
72 views

Prove that a decreasing sequence of closed and bounded sets converges in the Hausdorff metric

1 vote
0 answers
28 views

Question about Locally Lipschitz Functions

1 vote
0 answers
40 views

The normed space $\ell_p$ is UC

1 vote
0 answers
28 views

An exercise about normal operators

0 votes
1 answer
81 views

Prove that $x^\alpha\cdot x^\beta=x^{\alpha+\beta}$ by supremum definition

0 votes
0 answers
64 views

Prove that if $x\geq 1$ and $p\in\mathbb{Q}$, then $x^p=\sup\{x^q\mid q\in\mathbb{Q},q<p\}$.

0 votes
0 answers
26 views

Equivalent definition of $x^\alpha$

0 votes
0 answers
18 views

The arclength of a rectifiable curve is continuous:

0 votes
0 answers
81 views

Lebesgue's differentiation theorem

0 votes
1 answer
62 views

$BV_{\text{loc}}(U)$ functions