In mathematics, the Klein four-group is an abelian group with four elements, in which each element is self-inverse (composing it with itself produces the...
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Christian Klein (German: [klaɪn]; 25 April 1849 – 22 June 1925) was a German mathematician and mathematics educator, known for his work in group theory,...
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these two generators define a group of order 4 {\displaystyle 4} , the Klein four-group, they determine the entire Galois group. Another example is given...
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Four group or Group of Four may refer to: Klein four-group Four note group G4 nations Lucky Four Group Clause Four Group Gang of Four (disambiguation)...
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small groups for the cases n ≤ 8. The dihedral group of order 8 (D4) is the smallest example of a group that is not a T-group. Any of its two Klein four-group...
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4 (redirect from Four (number))
[citation needed] The smallest non-cyclic group has four elements; it is the Klein four-group. An alternating groups are not simple for values n {\displaystyle...
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Cross-ratio (redirect from Anharmonic group)
quotient group S 4 / K {\displaystyle \mathrm {S} _{4}/K} on the orbit of the cross-ratio. The four permutations in K make a realization of the Klein four-group...
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elements, the group thus obtained is the Klein four-group. Equivalently, a Boolean group is an elementary abelian 2-group. Consequently, the group induced by...
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Automorphism (section Automorphism group)
forms a group, called the automorphism group. It is, loosely speaking, the symmetry group of the object. In an algebraic structure such as a group, a ring...
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