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The goal of this paper is to set up an obstruction theory in the context of algebras over an operad and in the framework of differential graded modules over a field. Precisely, the problem we conside...
Obstruction Theory and Coincidences in Positive Codimension
Nielsen number Reidemeister number coincidence theory obstruction theory
2007/12/12
Let $f,g:X\to Y$ be two maps between closed manifolds with {\bf $\dim X\ge \dim Y=n\ge 3$}. We study the primary obstruction $o_{n}(f,g)$ to deforming $f$ and $g$ to be coincidence free on the $n$-th ...