% Isokliinejä:
%
ti=linspace(a,b,30);xi=linspace(c,d,30);[TI,XI]=meshgrid(ti,xi);
ZI=f(TI,XI);
cc=contour(ti,xi,ZI,'g');clabel(cc,'manual')
%cc=contour(ti,xi,ZI,-3:3,'m');clabel(cc,'manual')
%cc=contour(ti,xi,ZI,[0.6,0.5,0.2,0.1,0],'m');clabel(cc,'manual')
