In heat equation problems use are. A. B.V B. I.V C. DIFFUSION PROBLEM D. NONE View AnswerC. DIFFUSION PROBLEM Related MCQs Boundry conditions which include boundry valus is. Identify the langrange equation. 1st standard form of non-linear pde. Langrange method is used to find. Identify equation dx/p+dy/Q=dz/R p,q,r are function of x. ∂u/∂x=g is ____ B.C. Boundry value problem is taken as. U=F(x-ct)+G(x+ct) gives. Uxx+Uyy=0 is. I.V ,B.V, I.B.V.P are well when solution is.