slib_lang_exists_tmp=yes

slib_title=The bound of a real function of two variables within a rectangle [x1,x2],[y1,y2]
slib_parms=7\
,the function expression\
[x,y],the variable names\
0,x1\
1,x2\
0,y1\
1,y2\
50,number of cutting steps (<=1000)

slib_out=min,max

slib_example=x^2+sin(x*y)+exp(y^2),[x,y],0,3,-3,2,50