CONSTRUCTION OF HOMOTOPY EQUIVALENCE OF TRUNCATED COMPLEXES

Year 2016, Volume: 19 Issue: 19, 110 - 118, 01.06.2016

Yanping Rao Gang Yang

https://doi.org/10.24330/ieja.266196

Abstract

For a ring R, given two truncated proper left C-resolutions of equal
length for the same module, where C is a subcategory of R-modules, we obtain
a pair of complexes of the same homotopy type and give some examples.

Keywords

Proper resolution, homotopy equivalent, precover, precovering class