1LOG1P(3)                   Linux Programmer's Manual                  LOG1P(3)
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NAME

6       log1p -  logarithm of 1 plus argument
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SYNOPSIS

9       #include <math.h>
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11       double log1p(double x);
12       float log1pf(float x);
13       long double log1pl(long double x);
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15       Compile with -std=c99; link with -lm.
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DESCRIPTION

18       log1p(x) returns a value equivalent to `log (1 + x)'. It is computed in
19       a way that is accurate even if the value of x is near zero.
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CONFORMING TO

22       BSD, C99.  The float and long double variants are C99 requirements.
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SEE ALSO

25       exp(3), expm1(3), log(3)
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29                                  2002-07-27                          LOG1P(3)