Loading [MathJax]/jax/output/HTML-CSS/jax.js
Choose the function you want to plot:
Clean Slate
Saddle: f(x,y) = x^2 - y^2
Singular Saddle: f(x,y) = xy
Paraboloid: f(x,y) = x^2 + y^2
Monkey Saddle: f(x,y) = x^3 - 3xy^2
Doubly periodic surface: f(x,y) = sin(πx)cos(πy)
Double Singular Saddle: f(x,y) = x^2y^2
New Function: f(x,y) = 1 - x^2 - y^2
-2
-1.5
-1
-0.5
0.5
1
1.5
2
-2
-1.5
-1
-0.5
0.5
1
1.5
2
x
y
Tangent Plane
Directional Cross-section
Point of Tangency
Tangent Line
The coordinates
(
x
,
y
)
:
(
,
)
Point of tangency:
Gradient at the tangency:
Normal vector at the tangency: