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Standard Functions UM017105-0511

Zilog Developer Studio II – ZNEO™

The tangent of x (measured in radians). A large magnitude argument can yield a result

with little or no significance.

#include <math.h>

double tan(double x);

float tanf(float x);

The tangent value.

double x=2.22;

Computes the hyperbolic tangent of x.

#include <math.h>

double tanh(double x);

float tanhf(float x);

The hyperbolic tangent of x.

double x=2.22;

Converts an uppercase letter to the corresponding lowercase letter.

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