Abstract
It is proved that if the semigroup with the generator akl∂xk∂xl+βm∂xm, where akl and βm are smooth functions, sends log-concave functions to log-concave functions, then A=(akl) is constant and β=(βm) is an affine mapping.
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have