Sample numerical differential equation solver worksheetrestart;with(plots):eq1:=diff(v(t),t)+.1*v(t)+x(t)^3=0;eq2:=diff(x(t),t)=v(t);s:=dsolve({eq1,eq2,x(0)=1,v(0)=0},{x(t),v(t)},type=numeric);odeplot(s,[t,x(t)],t=0..50,numpoints=1000);odeplot(s,[x(t),v(t)],t=0..50,numpoints=1000);