
Basis for infinite dimensional vector space definition
Feb 4, 2023 · In some of these infinite-dimensional vector spaces, when they're normed, there may be Schauder Bases , where we have infinite sums, which require a notion of convergence.
I have learned that 1/0 is infinity, why isn't it minus infinity?
An infinite number? Kind of, because I can keep going around infinitely. However, I never actually give away that sweet. This is why people say that 1 / 0 "tends to" infinity - we can't really use infinity as a …
sequences and series - infinite summation of exponential functions ...
infinite summation of exponential functions Ask Question Asked 9 years, 6 months ago Modified 9 years, 6 months ago
linear algebra - Proof that two bases of a vector space have the same ...
16 Once you have the necessary facts about infinite sets, the argument is very much like that used in the finite-dimensional case.
real analysis - Why set of natural numbers is infinite, while each ...
In his book Analysis Vol. 1, author Terence Tao argues that while each natural number is finite, the set of natural numbers is infinite (though has not defined what infinite means yet). Using Peano...
Can a countable set contain uncountably many infinite subsets such …
Dec 15, 2025 · Can a countable set contain uncountably many infinite subsets such that the intersection of any two such distinct subsets is finite?
probability - How to solve dice problem using infinite series and ...
Nov 17, 2024 · How to solve dice problem using infinite series and combinations? Ask Question Asked 1 year, 2 months ago Modified 1 year, 2 months ago
Is there a shape with infinite area but finite perimeter?
Dec 1, 2014 · But the circumference also defines the subset with infinite area that lays "outside" (which is a conventional concept). That other "outside shape" would be an example of a finite-perimeter …
Riemann sum on infinite interval - Mathematics Stack Exchange
Aug 12, 2015 · It is well known that in the case of a finite interval $[0,1]$ with a partition of equal size $1/n$, we have: $$\\lim_{n\\rightarrow \\infty} \\frac{1}{n}\\sum_{k=0 ...
Infinite Series $\\sum 1/(n(n+1))$ - Mathematics Stack Exchange
May 10, 2021 · Write out a few terms of the series. You should see a pattern! But first consider the finite series: $$\sum\limits_ {n=1}^ {m}\left (\frac {1} {n}-\frac {1} {n+1 ...