Russell wrote:Gaspard de Coligny wrote:Russian websies have usually awesum captcha were you have to solve a differential equation to prove that you are human...
Cool...
But can't these be solved by software like Mathematica, etc.?
ok, I will write really slowly so you can conceptualise it:
PEOPLE WHO HAVE TROUBLE WITH MATH USUALLY DON'T USE MATHEMATICA...






"His, uh... ideas... methods... became... unsound."