SergeStinckwich/SciSmalltalk — pull request #11 by runadrag (2013-07-03 22:01:00+00:00)
Title: Changes in ODESystem and ImplicitStepper, ImplicitStepperTest.

Added Beckward Euler Method with prediction made by forward Euler to ImplicitStepper and test to ImplicitStepperTest. Moved some metods from ExplicitSystem to ODESystem.