I try to find the derivative of u.
somehow i not clear with the meaning of this equation.
can someone explain to me? thanks in advanced.
kindly refer to attached mathcad15 file.
1 ACCEPTED SOLUTION
Accepted Solutions
It looks to me that you use xi both as varaible name AND as function name. This will not work.
When you want to define a function you also have to state which variable(s) it should depend on.
f(x):=,,,,term in x ...
Are you looking for something like this:
It looks to me that you use xi both as varaible name AND as function name. This will not work.
When you want to define a function you also have to state which variable(s) it should depend on.
f(x):=,,,,term in x ...
Are you looking for something like this:
. seems like I forgot to put multiplication in the equation.
