Thanks for both your answeres! They help a lot to understand the underlying logic.
However, although the derivation of the low energy limit might seem trivial considering Nahm's paper, it seems funny that this point is not spelled out explicitly in the textbooks on the subject (or I just...
Hello.
I have a question for the specialists on Superstring Theory:
I am looking for a reference to original research, where the following is proven / shown / evidence is given / made plausible / etc.
- 10D supergravities in their various forms are the low energy limits of superstring...