This documentation is copyright © 1998-2001 Sandro Sigala <sandro@sigala.it>.
All rights reserved.

Released under the GNU General Public License.

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The ISO C <math.h> Header

Click here for a summary of the <math.h> header.

Macros

HUGE_VALValue returned on overflow

Functions

sinCompute the trigonometric sine
cosCompute the trigonometric cosine
tanCompute the trigonometric tangent
acosCompute the trigonometric arc cosine
asinCompute the trigonometric arc sine
atanCompute the trigonometric arc tangent
atan2Compute the trigonometric arc tangent
sinhCompute the hyperbolic sine
coshCompute the hyperbolic cosine
tanhCompute the hyperbolic tangent
expCompute the exponential function
logCompute the natural logarithm
log10Compute the base-ten logarithm
powCompute the power of a number
sqrtCompute the square root
fabsCompute the absolute value of a number
ceilRound upwards to the nearest integer
floorRound downwards to the nearest integer
fmodCompute the remainder of a fraction
modfBreak a number into integral and fractional parts
ldexpMultiply a number by a power of 2
frexpBreak a number into a normalized fraction and a power of 2