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  2. Suslin operation - Wikipedia

    en.wikipedia.org/wiki/Suslin_operation

    In mathematics, the Suslin operation 𝓐 is an operation that constructs a set from a collection of sets indexed by finite sequences of positive integers.The Suslin operation was introduced by Alexandrov () and Suslin ().

  3. List of logic symbols - Wikipedia

    en.wikipedia.org/wiki/List_of_logic_symbols

    Corner quotes, also called “Quine quotes”; for quasi-quotation, i.e. quoting specific context of unspecified (“variable”) expressions; [4] also used for denoting Gödel number; [5] for example “⌜G⌝” denotes the Gödel number of G. (Typographical note: although the quotes appears as a “pair” in unicode (231C and 231D), they ...

  4. Hilbert's irreducibility theorem - Wikipedia

    en.wikipedia.org/wiki/Hilbert's_irreducibility...

    To see this, choose a monic irreducible polynomial f(X 1, ..., X n, Y) whose root generates N over E. If f(a 1, ..., a n, Y) is irreducible for some a i, then a root of it will generate the asserted N 0.) Construction of elliptic curves with large rank. [2] Hilbert's irreducibility theorem is used as a step in the Andrew Wiles proof of Fermat's ...

  5. Schur's theorem - Wikipedia

    en.wikipedia.org/wiki/Schur's_theorem

    For every positive integer c, S(c) denotes the smallest number S such that for every partition of the integers {, …,} into c parts, one of the parts contains integers x, y, and z with + =. Schur's theorem ensures that S(c) is well-defined for every positive integer c.

  6. List of X characters - Wikipedia

    en.wikipedia.org/wiki/List_of_X_characters

    The fictional characters of the X manga series were created by manga group known as Clamp, composed of Satsuki Igarashi, Nanase Ohkawa, Mick Nekoi, and Mokona Apapa. X takes place in the year 1999 when the end of the world is fast approaching as superhuman individuals gather and take sides in the city of Tokyo, site for the battle of Armageddon.

  7. X - Wikipedia

    en.wikipedia.org/wiki/X

    X, or x, is the twenty-fourth letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is ex (pronounced / ˈ ɛ k s / ), plural exes .

  8. Gaussian brackets - Wikipedia

    en.wikipedia.org/wiki/Gaussian_brackets

    In mathematics, Gaussian brackets are a special notation invented by Carl Friedrich Gauss to represent the convergents of a simple continued fraction in the form of a simple fraction.

  9. Shloka - Wikipedia

    en.wikipedia.org/wiki/Shloka

    Shloka or śloka (Sanskrit: श्लोक śloka, from the root श्रु śru, lit. ' hear ' [1] [2]) in a broader sense, according to Monier-Williams's dictionary, is "any verse or stanza; a proverb, saying"; [3] but in particular it refers to the 32-syllable verse, derived from the Vedic anuṣṭubh metre, used in the Bhagavad Gita and many other works of classical Sanskrit literature.