Problem 2.6 of Polchinski’s String Theory, Vol. 1 is as follows:
Well, if he hasn’t found a derivation by now, I’d like to humbly submit mine, which I find reasonably simple…
Problem 2.6 of Polchinski’s String Theory, Vol. 1 is as follows:
Well, if he hasn’t found a derivation by now, I’d like to humbly submit mine, which I find reasonably simple…