//@文小刚的qubits: 回复@readoff: "MathOverflow 看起来跟'百度知道'差不多 ". Interesting point. I should try to ask "Kuenneth-formula for group cohomology with nontrivial action on the coefficient" on '百度知道' to find out what I get.展开全文
I love Mathoverflow! If you have a math problem when writing a paper that you cannot solve, you ask it in Mathoverflow. You will get an answer within a day, which you can include in your paper. See 🔗 网页链接 🔗 网页链接 🔗 网页链接展开全文 转发 21评论 5
