racket/collects/plot/demos/demo-4.ss
Eli Barzilay 9bfbc7dcb6 patch from Alex
svn: r575
2005-08-09 20:18:37 +00:00

6 lines
170 B
Scheme

(require (lib "plot.ss" "plot"))
(plot
(vector-field (gradient (lambda (x y) (* (sin x) (cos y)))) (samples 25))
(title "gradient field of F(x,y) = sin(x) * sin(y)"))