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Results tagged with fixed-point-theorems
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user 101132
A fixed-point theorem is a result saying that a function $F$ will have at least one fixed point (a point $x$ for which $F(x) = x$), under some conditions on $F$ that can be stated in general terms.
2
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answers
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$n$-point map $S$ from $k$-manifold $X$ to $\mathbb{R}^k$
It is known that for every continuous map $M:S^1\to \mathbb{R}$ there are infinitely many double points. Also by the Borsuk-Ulam theorem, this is true for each continuous map $N:S^n\to \mathbb{R}^n$, …
- 289
4
votes
0
answers
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On some characteristics of continuous maps $S^n \to \mathbb{R}^n$
I've asked this question about two month ago in math exchange but there were no answer to it.
Any information or paper relating to this question is appreciated.
By the Borsuk-Ulam theorem we know tha …
- 289