Explore surfaces and contours

Your expression

Function of x and y

z =

Use ^ for powers, * for multiplication, and pi or e.

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X min X max

Y min Y max

Drag the surface to rotate. Scroll or pinch to zoom. The contour map shows equal-height lines.

Functions: sin, cos, tan, sinh, cosh, tanh, asin, acos, atan, sqrt, abs, exp, log, log10, floor, ceil.

z = x^2 + y^2 Both views use the same color scale · 81 × 81 sample grid