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Annotation of researchv10dc/man/adm/man3/exp.3, revision 1.1

1.1     ! root        1: .TH EXP 3M
        !             2: .CT 2 math
        !             3: .SH NAME
        !             4: exp, log, log10, pow, sqrt \(mi exponential, logarithm, power, square root
        !             5: .SH SYNOPSIS
        !             6: .nf
        !             7: .B #include <math.h>
        !             8: .PP
        !             9: .B double exp(x)
        !            10: .B double x;
        !            11: .PP
        !            12: .B double log(x)
        !            13: .B double x;
        !            14: .PP
        !            15: .B double log10(x)
        !            16: .B double x;
        !            17: .PP
        !            18: .B double pow(x, y)
        !            19: .B double x, y;
        !            20: .PP
        !            21: .B double sqrt(x)
        !            22: .B double x;
        !            23: .fi
        !            24: .SH DESCRIPTION
        !            25: .I Exp
        !            26: returns the exponential function of
        !            27: .I x.
        !            28: .PP
        !            29: .I Log
        !            30: returns the natural logarithm of
        !            31: .IR x ;
        !            32: .I log10
        !            33: returns the base 10 logarithm.
        !            34: .PP
        !            35: .I Pow
        !            36: returns
        !            37: .I  x\u\s8y\s10\d.
        !            38: .PP
        !            39: .I Sqrt
        !            40: returns the square root of
        !            41: .I x.
        !            42: .SH SEE ALSO
        !            43: .IR hypot (3),
        !            44: .IR sinh (3),
        !            45: .IR intro (2)
        !            46: .SH DIAGNOSTICS
        !            47: .I Exp
        !            48: and
        !            49: .I pow
        !            50: return a huge value when the correct value would
        !            51: overflow;
        !            52: .I errno
        !            53: is set to
        !            54: .BR ERANGE .
        !            55: .I Pow
        !            56: returns 0 and sets
        !            57: .I errno
        !            58: to
        !            59: .B EDOM
        !            60: when the second argument is negative and non-integral and
        !            61: when
        !            62: both arguments are 0.
        !            63: .PP
        !            64: .I Log
        !            65: returns a huge negative value when
        !            66: .I x
        !            67: is zero or negative;
        !            68: .I errno
        !            69: is set to
        !            70: .BR EDOM .
        !            71: .PP
        !            72: .I Sqrt
        !            73: returns 0 when
        !            74: .I x
        !            75: is negative;
        !            76: .I errno
        !            77: is set to
        !            78: .BR EDOM .

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