EnableExplicit
Define.i i
Define.d y=1.0, k1=0.0, k2=0.0, k3=0.0, k4=0.0, t=0.0

If OpenConsole()
  For i=0 To 100
    t=i/10
    If Not i%10
      PrintN("y("+RSet(StrF(t,0),2," ")+") ="+RSet(StrF(y,4),9," ")+#TAB$+"Error ="+RSet(StrF(Pow(Pow(t,2)+4,2)/16-y,10),14," "))
    EndIf
    k1=t*Sqr(y)
    k2=(t+0.05)*Sqr(y+0.05*k1)
    k3=(t+0.05)*Sqr(y+0.05*k2)
    k4=(t+0.10)*Sqr(y+0.10*k3)
    y+0.1*(k1+2*(k2+k3)+k4)/6
  Next
  Print("Press return to exit...") : Input()
EndIf
End