In the solution of Ex 6.24 there is a typo. In the expression for d(f(S/B)) the differentials on the right hand side should be d(S/B) and d(S/B)^2 instead of dS and dS^2.
Edit: I edited the title so that the typo can be found under the right exercise number, which is Ex 6.26.
Last edited by serapio
on Fri Mar 17, 2017 3:06 pm, edited 1 time in total.