Recipdp

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Detailed Description

Functions
double	recipdp (double a)
double	recipdp_c (double a)

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Function Documentation

double recipdp

(

double

a

)

Description:

The recipdp function returns the reciprocal function of a real floating-point argument a. The return value is the number reciprocal value of a.

Parameters:

[in]

a

= Input double

Returns:

Resultant double

Special Cases:

• If a is NaN (Not a Number), the return value may be random.
• If a is zero, the return value is NaN.
• If | a | > 1.797693e+308 = 2^1024, the return value is zero.

See also:

• recipdp_i
• recipdp_v

Implementation Notes:

• The code supports both big and little endian modes.

double recipdp_c

(

double

a

)

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