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Hace 1 día · Group (mathematics) The manipulations of the Rubik's Cube form the Rubik's Cube group. In mathematics, a group is a set with an operation that satisfies the following constraints: the operation is associative and has an identity element, and every element of the set has an inverse element. Many mathematical structures are groups endowed with ...
Hace 1 día · Ferdinand Georg Frobenius (1849–1917) benutze in einer wichtigen Arbeit von 1878 die Bezeichnung „adjungirte Form“ und er bewies Satz 7.17 in einer äquivalenten Formulierung für Bilinearformen (zu diesem Thema siehe Kap.
Hace 5 días · The representation theory of groups is a part of mathematics which examines how groups act on given structures. Here the focus is in particular on operations of groups on vector spaces. Nevertheless, groups acting on other groups or on sets are also considered. For more details, please refer to the section on permutation representations .
Hace 5 días · 引入. 杨氏矩阵 (Young tableau)，又名杨表，是一种常用于表示论和舒伯特演算中的组合对象。 杨表是一种特殊的矩阵。 它便于对称群和一般线性群的群表示和性质研究。 杨表由剑桥大学数学家阿尔弗雷德·杨（Alfred Young）于 1900 年首次提出，于 1903 年被德国数学家弗罗贝尼乌斯（Ferdinand Georg Frobenius）应用于对称群的研究。 注释. 表示论 （Representation theory）是数学的一个分支。 它通过将元素表示为向量空间的线性变换来研究抽象代数结构。 舒伯特演算 （Schubert calculus）是代数几何的一个分支，于 19 世纪由赫尔曼·舒伯特为了解决射影几何的计数问题而引入。 定义.
Hace 2 días · Ferdinand II (9 July 1578 – 15 February 1637) was Holy Roman Emperor, King of Bohemia, Hungary, and Croatia from 1619 until his death in 1637. He was the son of Archduke Charles II of Inner Austria and Maria of Bavaria, who were devout Catholics.
Hace 3 días · Georg Simmel and the senses: a relational sociology of perception Olga Sabido Ramos** PDF * Una versión previa de este escrito fue presentada como ponencia bajo el título “Alcances teóricos-metodológicos de la sociología relacional de Georg Simmel: el caso reciente de la sociología de los sentidos” en las Cuartas Jornadas Internacionales: Actualidad del Pensamiento de Georg Simmel ...
Hace 5 días · Willem-Alexander Claus George Ferdinand, king of the Netherlands. Born: April 27, 1967, Utrecht, Netherlands (age 57) Title / Office: king (2013-), Netherlands. Notable Family Members: spouse Máxima. mother Beatrix. Recent News. May 17, 2024, 3:06 AM ET (DutchNews.nl) A new Dutch coalition: but when do we get a government?
