change contour example

Co-Authored-By: sswatson <samuel.s.watson@gmail.com>
2019-01-10 08:46:38 -05:00
parent dd28159564
commit 3765d5f549
1 changed files with 2 additions and 1 deletions
@@ -278,7 +278,8 @@ $xyzdoc

 # Example 
 ```julia-repl
-julia> contour(-20:20,-20:20,(x,y)->x^2+y^2)
+julia> x = y = range(-20, 20, length = 100)
+julia> contour(x, y, (x, y) -> x^2 + y^2)
 ```
 """
@shorthands contour