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

    2012年8月11日 · 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 …

  2. infinity - What is the definition of an infinite sequence ...

    2024年5月12日 · Except for 0 0 every element in this sequence has both a next and previous element. However, we have an infinite amount of elements between 0 0 and ω ω, which makes …

  3. Proof of infinite monkey theorem. - Mathematics Stack Exchange

    2015年4月24日 · The infinite monkey theorem states that if you have an infinite number of monkeys each hitting keys at random on typewriter keyboards then, with probability 1, one of …

  4. Infinite monkey theorem and numbers - Mathematics Stack …

    2021年3月15日 · I had a discussion with a friend about the monkey infinite theorem, the theorem says that a monkey typing randomly on a keyboard will almost surely produce any given books …

  5. elementary set theory - What is the definition for an infinite set ...

    2020年12月3日 · However, while Dedekind-infinite implies your notion even without the Axiom of Choice, your definition does not imply Dedekind-infinite if we do not have the Axiom of Choice …

  6. definition - Is infinity a number? - Mathematics Stack Exchange

    4 Infinity is not a number, but some things that can reasonably be called numbers are infinite. This includes cardinal and ordinal numbers of set theory and infinite non-standard real numbers, and …

  7. Types of infinity - Mathematics Stack Exchange

    2012年12月18日 · Not only infinite - it's "so big" that there is no infinite set so large as the collection of all types of infinity (in Set Theoretic terms, the collection of all types of infinity is a …

  8. linear algebra - Definition of Infinite Dimensional Vector Space ...

    2020年9月24日 · In the text i am referring for Linear Algebra , following definition for Infinite dimensional vector space is given . The Vector Space V(F) is said to be infinite dimensional …

  9. Does infinite equal infinite? - Mathematics Stack Exchange

    All three integrals are divergent and infinite and have the regularized value zero, but two of them are equal but not equal to the third one. In other cases of divergent integrals or series, the …

  10. Finding a basis of an infinite-dimensional vector space?

    For many infinite-dimensional vector spaces of interest we don't care about describing a basis anyway; they often come with a topology and we can therefore get a lot out of studying dense …