fma
From cppreference.com
| Defined in header
<math.h>
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| float fmaf( float x, float y, float z );
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(since C99) | |
| double fma( double x, double y, double z );
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(since C99) | |
| long double fmal( long double x, long double y, long double z );
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(since C99) | |
The fma functions compute (x*y) + z, rounded as one ternary operation, according to the rounding mode characterized by the value of FLT_ROUNDS.
[edit] Parameters
| x, y, z | - | floating point values |
[edit] Return value
(x*y) + z, rounded as one ternary operation
[edit] See also
| (C99)
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signed remainder of the division operation (function) |
| (C99)
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signed remainder as well as the three last bits of the division operation (function) |
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C++ documentation for fma
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