pythag.f
REAL FUNCTION PYTHAG (A, B)
C***BEGIN PROLOGUE PYTHAG
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Warning: this routine is not intended to be user-callable.
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C***SUBSIDIARY
C***PURPOSE Compute the complex square root of a complex number without
C destructive overflow or underflow.
C***LIBRARY SLATEC
C***TYPE SINGLE PRECISION (PYTHAG-S)
C***AUTHOR (UNKNOWN)
C***DESCRIPTION
C
C Finds sqrt(A**2+B**2) without overflow or destructive underflow
C
C***SEE ALSO EISDOC
C***ROUTINES CALLED (NONE)
C***REVISION HISTORY (YYMMDD)
C 811101 DATE WRITTEN
C 890531 Changed all specific intrinsics to generic. (WRB)
C 891214 Prologue converted to Version 4.0 format. (BAB)
C 900402 Added TYPE section. (WRB)
C***END PROLOGUE PYTHAG