Dear all

I compute the solution of a system of ordinary differential equaiton using Picard iteration. I have the following error:

Error, invalid input: f uses a 2nd argument, y, which is missing

My code 

Picard_iteration.mw

Thank you for any help 

Dear all 

I need your help to evaluate the following integral using Maple 

int(x^x,x=0..1)

Thank you for any help 

Dear all

I want if possible to solve the inequation   f(x,y)>0 using maple

positive_function.mw

Thanks for any help

Dear all

I need to display a matrix K defined in the attached maple code.

Thanks for your help

matrix.mw

Dear all

I need your help to compute the discrete convolution product. Is there a simple way in maple that hep me to compute the coefficient of the matrix g 

thanks

convolution.mw