List questions from fixed-point-theorems | MathQA

Are the fixed points of a continuous map from a compact, convex subset of the Euclidean space to itself always isolated? If not, is there a condition?

Published on 09 Feb 2023 - 0:17

Will this function always have a fixed point?

Published on 09 Feb 2023 - 7:45

What can we know about the fixed points of the action of a strongly continuos one-parameter subgroup of unitary operators?

Published on 30 Mar 2026 - 1:15

How to prove this problem related to fixed point theorem?

Published on 11 Feb 2023 - 11:46

If $\lim_{n \rightarrow \infty}\sum_{k=0}^np_{k}=\infty$ show that $f$ has a fixed point

Published on 26 Mar 2026 - 6:21

Second order fixed-point problem

Published on 26 Mar 2026 - 8:04

How to prove the contraction of $f: [0,1] \to \mathbb{R}, x \mapsto \frac{1}{1+x^2}$?

Published on 19 Feb 2023 - 1:51

Proof of Fixed Point for nonlinear systems in Pazy's Semigroups of linear operators and applications to PDEs book

Published on 26 Mar 2026 - 7:39

Topological conjugacy of dynamical systems knowing all there periodic orbits

Published on 26 Mar 2026 - 6:28

Existence and uniqueness of fixed point for increasing and strictly concave continuous functions $f:]0,+\infty[^n\to]0,+\infty[^n$

Published on 24 Feb 2023 - 10:57

Is the Bellman-Ford algorithm a contraction mapping?

Published on 24 Feb 2023 - 16:49

Estimate overlap of trial state $x$ with the (unknown) eigenvector $x_0$ of a real symmetric, sparse matrix H

Published on 24 Feb 2023 - 21:33

Let $g(y) := \lim\limits_{n\to \infty}x_{n}(y)$. Find $\int_{0}^{3}g(y)dy$.

Published on 02 Mar 2023 - 13:33

$(\beta_n)_{n \geq 0}$ converges uniformly to the solution of $x' = F(t,x)$, variation of Picard iteration?

Published on 22 Mar 2023 - 17:02

CLT as a special case of the Banach fixed-point theorem?

Published on 27 Feb 2026 - 16:34