Hi, On Wed, Feb 18, 2009 at 12:26 PM, flyeng4 <williamhpurc...@gmail.com> wrote: > > I am trying to use sympy to solve a couple optimal control problems > with the Pontryagin Maximum Principle. Right now I am trying to solve > a single problem in an ad hoc fashion and then I will hopefully be > able to add some generality to this. To get started I need help with
Interesting application. > solving an equation such as > > h = x + (y-1)*u*x > > where u is my control variable. Specifically I need to maximize h with > respect to u. u is restricted by [-1:1], x is a positive real number, > and y is a real number. The answer I want is > > { 0 if y-1 < 1 > u = { > { 1 if y-1 > 1 > > Is there a way to do something like this? Not currently, but I would be very interested to have this. Do you know some general algorithm to do this kind of optimization symbolically? Ondrej --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sympy" group. To post to this group, send email to sympy@googlegroups.com To unsubscribe from this group, send email to sympy+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sympy?hl=en -~----------~----~----~----~------~----~------~--~---