- #1
cambo86
- 25
- 0
For [tex]f(x,y)=x^2+y^3[/tex]
Is there a saddle point at (0,0) or does the function have to have 2 or more sides going down like [tex]g(x,y)=x^2-y^2[/tex]
Is there a saddle point at (0,0) or does the function have to have 2 or more sides going down like [tex]g(x,y)=x^2-y^2[/tex]