  Math Central - mathcentral.uregina.ca  Quandaries & Queries    Q & Q    Topic: partial derivatives   start over

3 items are filed under this topic.    Page1/1            Heat equation 2017-11-23 From Max:What does du\dt=a(triangle)^2u mean. Can it be solved for t.Answered by Penny Nom.     Partial derivatives 2009-01-17 From Meghan:I have a question I've been working at for a while with maxima/minima of partial derivatives. "Postal rules require that the length + girth of a package (dimensions x, y, l) cannot exceed 84 inches in order to be mailed. Find the dimensions of the rectangular package of greatest volume that can be mailed. (84 = length + girth = l + 2x + 2y)"Answered by Harley Weston.     Derivées partielle 1999-10-19 From Arnaud Flandin:Quel est la definition des derivées partielle Answered by Claude Tardif.      Page1/1    Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.    about math central :: site map :: links :: notre site français