2 problems

Let $N\ge 2$ and let $t$ be a proper divisor of $N$. Write $I_*^{N,t}$ for the ideal associated with the pair $(N,t)$, and let $\varphi_n$ denote the homomorphism indexed by a divi…

Let $G$ be a connected complex algebraic group. The map … is the natural comparison map from the Chow ring of the classifying space to equivariant complex cobordism with integral c…