Torsion   (translated from Spanish)
Torsion In matemáticas , torsion it has several meaning, in general without ... In geometría differential elementary in three dimensions, torsion of one curve it measures how shrewdly ... function to values vectoriales r(t), the torsion in a given value of t is ... × r''|| -2 . A second meaning of torsion in geometry differential it is torsion ...
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Torsion subgroup
Torsion subgroup In group theory, the torsion subgroup of an abelian group A is ... order. The abelian group A is called torsion-free if every element of A except the identity is of infinite order, and torsion (or periodic) if every element of ...
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Torsion (algebra)   (translated from German)
Torsion (algebra) Torsion is that Phenomenon of commutative algebra, thus ... simpler) the theory that Vector spaces differentiates. Torsion is related to the term of the ... Definitions In the simplest form is in Torsion element nothing different one than an element ... additiver way of writing) applies. For the torsion term that commutative algebra is R ( ...
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Torsion (modules)
Torsion (modules) The following describes the notion of torsion in abstract algebra as it relates to ... An element of m is called a torsion element if there is a non-zero ... e. rm=0). The set of all torsion elements in M forms a module, this is called the torsion submodule of M sometimes denoted tor( ...
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Torsion (mechanics)
Torsion (mechanics) Look up torsion in Wiktionary, the free dictionary. In solid mechanics, torsion occurs when an object is twisted or screwed around its axis. Torsion can be the result of an ...
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Whitehead torsion
Whitehead torsion In mathematics, Whitehead torsion is an invariant of an h-cobordism ... named for J. H. C. Whitehead. Whitehead torsion Suppose that W is an h-cobordism ... to both M and N. The Whitehead torsion of the cobordism W is an element ... Euclidean domain. The Whitehead group of a free abelian group is trivial. This is ...
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Talk:Torsion (modules)
Talk:Torsion (modules) The definition of a torsion module that was at torsion module seemed to be quite peculiar. I ... as the source I was using defined torsion element-wise, so it seemed silly to ... keep the title of the article as 'torsion modules'. I don't trust my ...
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Free abelian group
Free abelian group In abstract algebra, a free abelian group is an abelian group that ... that do. A typical example of a free abelian group is the direct sum Z ... group {0} is also considered to be free abelian, with basis the empty set. A point on terminology: a free abelian group is not the same ...
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Free module   (translated from German)
Free module In mathematical Subsection that Algebra is the term of the free module a verallgemeinerung of the terms Vector space or free abelsche group . Table of contents Definition Module ... called $n$ that Rank the free module $M$. $A$free, if it one Basis possesses. We ...
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Torsion of connection
Torsion of connection Torsion of affine connection $\backslash nabla$ is ... the two vector fields. A connection is torsion-free if its torsion tensor is identically zero. Torsion-free ...
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