Tagged Questions
2
votes
2answers
82 views
Mass Symbolic Manipulation with Subscripts? (from plaintext Input)
The simplest example of the change being sought is a greek letter, typed in as plaintext nu, and its may be replaced by the symbol, ν:
expr = 3nu*kx*ky+ ...
4
votes
2answers
80 views
Problem with adding vector to symbolic function (for NDSolve)
I'm trying to set up a system of differential equations for passing to NDSolve. Note that my initial conditions are vector valued so Mathematica should know that ...
2
votes
3answers
268 views
How to calculate partial derivative of an unknown function
How can I force Mathematica to calculate symbolically the partial derivative of a function u[x,y] with respect to a variable ...
9
votes
1answer
257 views
How can I eliminate a function in a system of PDEs, Maple-style?
Maple can separate and eliminate a function in a system of PDE equations, with casesplit in the PDEtools package. How to do ...
