sqrt
From cppreference.com
| Defined in header
<math.h>
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| float sqrtf( float arg );
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(since C99) | |
| double sqrt( double arg );
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| long double sqrtl( long double arg );
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(since C99) | |
Computes square root of arg.
[edit] Parameters
| arg | - | floating point or integer value |
[edit] Return value
Square root of arg.
Domain error occurs if arg is negative. NAN is returned in that case.
[edit] See also
| (C99)
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computes cubic root (3√x) (function) |
| raises a number to the given power (xy) (function) |
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C++ documentation for sqrt
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