class Bounce Real x(start = 0.5); Real y(start = 0.5); parameter Real a = 1; equation der(x) = if (y <= 1) then -a else a; der(y) = if (x >= 0) then a else -a; end Bounce;
class Bounce Real x(start = 0.5); Real y(start = 0.5); parameter Real a = 1; equation der(x) = if (y <= 1) then -a else a; der(y) = if (x >= 0) then a else -a; end Bounce;