List questions from supremum-and-infimum

Published on 26 Nov 2016 - 3:54

1.1k

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How to show/proof that the union of two non empty subsets of ${\Bbb R_{}}$ has a least upper bound?

Published on 26 Nov 2016 - 14:14

376

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Proving that there is no supremum/infimum

Published on 27 Nov 2016 - 15:10

252

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Infimum and supremum of set $A$

Published on 28 Nov 2016 - 4:35

344

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Width of an ellipsoid

Published on 25 Mar 2026 - 6:08

561

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How does one extend the notion of infimum to Metric Spaces?

Published on 30 Nov 2016 - 22:32

148

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Find the $\inf$ and the $\sup$ of a set defined by a succession

Published on 02 Dec 2016 - 7:32

637

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Find $\sup$ of an infinite set

Published on 02 Dec 2016 - 16:58

192

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Proving if f is a smooth function, then f(x) is a Taylor Series.

Published on 04 Dec 2016 - 0:01

622

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Infimum $\frac{(n+1)^2}{2^n} $

Published on 04 Dec 2016 - 0:58

2.7k

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Show that $f(\sup(A))= \sup(f(A))$.

Published on 04 Dec 2016 - 20:54

259

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HTP infimum and supremum property

Published on 04 Dec 2016 - 22:52

62

Views

Can someone point out the holes in my proof using well ordering, archimedean and completeness to prove for a given set E, inf(E) = -sup(E)

Published on 05 Dec 2016 - 0:33

35

Views

Showing $\sup\limits_{y\neq 0}\int\limits_{|x|\ge2|y|}\frac{|y|^{\delta}}{|x|^{n+\delta}}dx< \infty$

Published on 30 Mar 2026 - 4:25

43

Views

About the $\sup$ of a subset of $\mathbb R$

Published on 06 Dec 2016 - 20:03

List Question

How can I proof the infimum and supremum of this set?

How to show/proof that the union of two non empty subsets of ${\Bbb R_{}}$ has a least upper bound?

Proving that there is no supremum/infimum

Infimum and supremum of set $A$

Width of an ellipsoid

How does one extend the notion of infimum to Metric Spaces?

Find the $\inf$ and the $\sup$ of a set defined by a succession

Find $\sup$ of an infinite set

Proving if f is a smooth function, then f(x) is a Taylor Series.

Infimum $\frac{(n+1)^2}{2^n} $

Show that $f(\sup(A))= \sup(f(A))$.

HTP infimum and supremum property

Can someone point out the holes in my proof using well ordering, archimedean and completeness to prove for a given set E, inf(E) = -sup(E)

Showing $\sup\limits_{y\neq 0}\int\limits_{|x|\ge2|y|}\frac{|y|^{\delta}}{|x|^{n+\delta}}dx< \infty$

About the $\sup$ of a subset of $\mathbb R$

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