An example concerning equivariant deformations
Author(s) -
Marek Izydorek,
A. Romero Vidal
Publication year - 2000
Publication title -
topological methods in nonlinear analysis
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.623
H-Index - 23
ISSN - 1230-3429
DOI - 10.12775/tmna.2000.015
Subject(s) - equivariant map , mathematics , fixed point , combinatorics , identity (music) , homotopy , class (philosophy) , group (periodic table) , identity function , space (punctuation) , pure mathematics , discrete mathematics , mathematical analysis , physics , computer science , quantum mechanics , artificial intelligence , acoustics , operating system
We give an example of $Z_2$-space $X$ with a property that the identity map $\text{\rm{id}}_X:X\to X$ as well as its restriction to the fixed pointset of the group action $\text{\rm{id}}^{Z_2}:X^{Z_2}\to X^{Z_2}$ are deformable to fixed point free maps whereas there is no fixed point freemap in the equivariant homotopy class of the identity $[\text{\rm{id}}_X]_{ Z_2}$.
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