This is hard to me since I am a mathematician/statistician

來源: Euro-dollar 於 2018-11-07 06:45:22 [] [舊帖] [給我悄悄話] 閱讀數 : (241 bytes)

I did read the book "String Theory" by Witten in early 1990s, but I did not understand it. In the book, it is full of formal calculations which are not rigorous math (could be formal phyical descriptions).

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• String Theory is not mathematically rigorous in my understanding -Euro-dollar- ♂ 給 Euro-dollar 發送悄悄話 (174 bytes) () 11/07/2018 postreply 08:27:17

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