Results 21 to 30 of about 118,505 (227)
On automorphism groups of Toeplitz subshifts [PDF]
In this article we study automorphisms of Toeplitz subshifts. Such groups are abelian and any finitely generated torsion subgroup is finite and cyclic.
Donoso, Sebastián +3 more
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On the automorphisms of hypersurfaces [PDF]
H. Matsumura, Paul Monsky
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Some Classification Theorems and Endomorphisms in New Classes
Let ℧ be a prime ring of char(℧) ≠2 with its center Z. This article introduces new classes of endomorphisms and investigates how they relate to antiautomorphisms of prime rings and the commutativity of prime rings.
Hafedh Alnoghashi +4 more
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Approximation of induced automorphisms and special automorphisms [PDF]
A class of measure-preserving invertible point transformations which admit approximations is defined. If T is an automorphism which admits an approximation, conditions are given such that an induced automorphism and a special automorphism over T again admit an approximation.
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On the group of automorphisms of the algebra of plural numbers
The algebra of dual numbers was first introduced by V. K. Clifford in 1873. The algebras of plural and dual numbers are analogous to the algebra of complex numbers. Dual numbers form an algebra, but not a field, because only dual numbers with a real part
A. Ya. Sultanov +2 more
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Automorphisms of complex reflection groups [PDF]
Let $G\subset\GL(\BC^r)$ be a finite complex reflection group. We show that when $G$ is irreducible, apart from the exception $G=\Sgot_6$, as well as for a large class of non-irreducible groups, any automorphism of $G$ is the product of a central ...
Marin, Ivan, Michel, Jean
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On additive automorphic and rotation automorphic functions
A function \(W(z)\) meromorphic in the unit disk D is said to be additive automorphic relative to the Fuchsian group \(\Gamma\) if for each transformation \(T\in \Gamma\) there exists a constant \(A_ T\) such that \(W(T(z))=W(z)+A_ T\) for each \(z\in D\). A function \(f(z)\) meromorphic in D is said to be a normal function if there exists a constant \(
Aulaskari, R., Lappan, P.
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Automorphisms of decompositions [PDF]
Abstract In [HARDING, J.: Decompositions in quantum logic, Trans. Amer. Math. Soc. 348 (1996), 1839–1862] the author showed that the direct product decompositions of many different types of structures, such as sets, groups, vector spaces, topological spaces, and relational structures, naturally form orthomodular posets.
John Harding, Tim Hannan
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On automorphisms of biproducts [PDF]
We study certain subgroups of the full group of Hopf algebra automorphisms of a biproduct. In the process interesting subgroups of certain permutation groups come into play.
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Outer automorphism anomalies [PDF]
Abstract We discuss anomalies associated with outer automorphisms in gauge theories based on classical groups, namely charge conjugations for SU(N ) and parities for SO(2r). We emphasize the inequivalence (yet related by a flavor transformation) between two versions of charge conjugation for SU(2k), SO(2r), and E6 symmetries.
Brian Henning +3 more
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