>Dear lyx'ers, I've noticed lyx 1.6.5 automatically adds >the package esint to the preamble whenever the symbol \int >is invoked. Is this really necessary? AFAIK, \int is >included in the standard fonts, but esint is not included >by default in most latex installations. >r.f.
You can turn this off in Document->Settings->Math Options, "Use esint package automatically". Vincent