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sqrt()                 Mathematics Function                sqrt()




Compute square root

#include <math.h>
ddoouubbllee ssqqrrtt(_z) ddoouubbllee _z;

ssqqrrtt returns the square root of _z.

***** Example *****

For an example of this function, see the entry for ceil.

***** See Also *****

mathematics library

***** Diagnostics *****

When a domain error occurs  (i.e., when _z is negative), sqrt sets
eerrrrnnoo to EEDDOOMM and returns zero.





































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