derivabbrev SciMax Toolbox derivlist

SciMax Toolbox >> derivdegree

derivdegree

Maxima Function

Calling Sequence

derivdegree (expr, y, x)

Description

Returns the highest degree of the derivative of the dependent variable y with respect to the independent variable x occuring in expr.

Example:

(%i1) 'diff (y, x, 2) + 'diff (y, z, 3) + 'diff (y, x) * x^2;
                         3     2
                        d y   d y    2 dy
(%o1)                   --- + --- + x  --
                          3     2      dx
                        dz    dx
(%i2) derivdegree (%, y, x);
(%o2)                           2
derivabbrev SciMax Toolbox derivlist