Homotopy invariance of cohomology
= Homotopy invariance of cohomology
Homotopic continuous maps induce the same map on <cohomology>. In particular, a <homotopy equivalence> induces an isomorphism of <cohomology ring>[cohomology rings].
= Homotopy invariance of cohomology
Homotopic continuous maps induce the same map on <cohomology>. In particular, a <homotopy equivalence> induces an isomorphism of <cohomology ring>[cohomology rings].