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  1. What is infinity divided by infinity? - Mathematics Stack Exchange

    Aug 11, 2012 · I know that $\\infty/\\infty$ is not generally defined. However, if we have 2 equal infinities divided by each other, would it be 1? if we have an infinity divided by another half-as-big infinity, for

  2. Uncountable vs Countable Infinity - Mathematics Stack Exchange

    My friend and I were discussing infinity and stuff about it and ran into some disagreements regarding countable and uncountable infinity. As far as I understand, the list of all natural numbers is

  3. 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.

  4. 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 …

  5. On the cardinality of Cartesian product of infinite sets

    Oct 9, 2025 · On the cardinality of Cartesian product of infinite sets Ask Question Asked 4 months ago Modified 4 months ago

  6. 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

  7. 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.

  8. 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 ...

  9. How was Zeno's paradox solved using the limits of infinite series?

    +1 that's a great answer. Especially for the last point: I agree that Zeno's paradox is basically an example of how there can be infinitely many intervals in a finite period of time. I didn't know that there …

  10. Does $1.0000000000\cdots 1$ with an infinite number of $0$ in it exist?

    May 31, 2016 · The recognizable infinite strings seem to be of the variant one end finite, one end infinite. (Do not nail me on this) I am not sure if a non-deterministic (multiple choices possible) Büchi …