CompuServe Messages

Aleksey: >> (It's a first time in my scientific carrier that I am (supposedly) not the first one in some discovery: I've got 4 theorems in partial differential equations field named after myself and I used to be first everywhere. But see, it looks like french guys are finally cathing up with us.) << Did you ever come across a book entitled "Differential Equations with Applications" by Ritger and Rose? – Bob Ritger