Rev | Author | # | Line |
---|---|---|---|
1 | perry | 1 | !!!SQRT |
2 | JohnMcPherson | 2 | |
1 | perry | 3 | ---- |
4 | !!NAME | ||
5 | |||
2 | JohnMcPherson | 6 | sqrt - square root function |
1 | perry | 7 | |
8 | !!SYNOPSIS | ||
9 | |||
10 | |||
11 | __#include <math.h>__ | ||
12 | __double sqrt (double ''x'');__ | ||
13 | |||
14 | !!DESCRIPTION | ||
15 | |||
2 | JohnMcPherson | 16 | The __sqrt()__ function returns the non-negative square root of ''x''. It fails and sets ''errno'' to [EDOM], if ''x'' is negative. |
1 | perry | 17 | |
18 | !!ERRORS | ||
19 | |||
2 | JohnMcPherson | 20 | __[EDOM]__ ''x'' is negative. |
1 | perry | 21 | |
22 | !!CONFORMING TO | ||
23 | |||
2 | JohnMcPherson | 24 | SVID 3, [POSIX], [BSD] 4.3, [ISO] 9899 |
1 | perry | 25 | |
26 | !!SEE ALSO | ||
27 | |||
28 | hypot(3) |
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