Whitehead torsion for PL fiber homotopy equivalences

Author(s):  
Hans J. Munkholm
Keyword(s):  
1973 ◽  
Vol 25 (6) ◽  
pp. 1285-1294 ◽  
Author(s):  
R. P. Held ◽  
D. Sjerve

Let α be a real vector bundle over a finite CW complex X and let T(α;X) be its associated Thorn complex. We propose to study the S-type (stable homotopy type) of Thorn complexes in the framework of the Atiyah-Adams J-Theory. Therefore we focus our attention on the group JR(X) which is defined to be the group of orthogonal sphere bundles over X modulo stable fiber homotopy equivalence.


1960 ◽  
Vol 10 (2) ◽  
pp. 585-590 ◽  
Author(s):  
John Milnor ◽  
Edwin Spanier
Keyword(s):  

1959 ◽  
Vol 26 (4) ◽  
pp. 699-706 ◽  
Author(s):  
Edward Fadell

1989 ◽  
Vol 33 (4) ◽  
pp. 554-565
Author(s):  
S. Y. Husseini

1974 ◽  
Vol 26 (1) ◽  
pp. 138-144 ◽  
Author(s):  
Reinhard Schultz

Let X be a polyhedron, and let Fx denote the contravariant functor consisting of fiber homotopy types of Hurewicz fibrations over a given base whose fibers are homotopy equivalent to X. A fundamental theorem on fiber spaces states that Fx is a representable homotopy functor and a universal space for Fx is the classifying space for the topological monoid of self-equivalences of X [2; 5]. Frequently, algebraic topological information about the associated universal fibration yields information about arbitrary fibrations with fiber (homotopy equivalent to) X. However, present knowledge of the algebraic topological properties of the universal base space is extremely limited except in some special cases.


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