On exactness of long sequences of homology semimodules
arXiv:math/0610117
Abstract
We investigate exactness of long sequences of homology semimodules associated to Schreier short exact sequences of chain complexes of semimodules.
arXiv commentA missing condition has been added to (i) of Corollary on page 16; to be published in "Journal of Homotopy and Related Structures"