We prove that for every abelian group G and every compactum X with $\dim_G X \leq n \geq 2thereisaG−acyclicresolutionthereisaG−acyclicresolutionr: Z \lo X$ from a compactum Z with dimGZ≤ndimGZ≤n and dimZ≤n+1dimZ≤n+1 onto X.
生成讲解博客的中文版本
生成AI智能校验的中文版本