good night

i have problem. pleaase help me26-04-2011-robot-man.mw

Good night.

I have a problem with my simulation. it´s show 

Warning, cannot evaluate the solution past the initial point, problem may be complex, initially singular or improperly set up

please help me how can i solve

thank you

Good Night.

I have a problem with the solution of that dynamic system.

Please help me

27-04-2011-robot-man.mw

Good night.

I have one problem with the solution of that system. I  get  Error, (in DEtools / conversys)Unable to convert to an explicit first-order system

Please help me solve it27-04-2011-robot-man.mw