Numerical ODE explorer

Change initial values, parameters and step size; compare Euler and RK4 on the same equation and watch the phase portrait.

Equation

y' = k\,y

Time series

k1.00

Initial value y(0)1.00

step h0.250 · 12 steps

Method Euler RK4 exactEuler error at end: 5.5336RK4 error at end: 0.0016