tan

Tangent (radians).

Syntax

Y = tan(X)

Description

Returns the tangent of X, in radians. Undefined (infinite) at odd multiples of π/2.

Examples

tan(0)                     % 0
tan(pi/4)                  % 1

See also

• tand — Tangent (degrees).
• tanh — Hyperbolic tangent.
• atan — Inverse tangent (radians).
• sin — Sine (radians).
• cos — Cosine (radians).