1DLADIV(1)           LAPACK auxiliary routine (version 3.2)           DLADIV(1)
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NAME

6       DLADIV  -  performs  complex division in real arithmetic   a + i*b  p +
7       i*q = ---------  c + i*d  The algorithm is due to Robert L
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SYNOPSIS

10       SUBROUTINE DLADIV( A, B, C, D, P, Q )
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12           DOUBLE         PRECISION A, B, C, D, P, Q
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PURPOSE

15       DLADIV performs complex division in  real arithmetic in D.  Knuth,  The
16       art of Computer Programming, Vol.2, p.195
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ARGUMENTS

19       A       (input) DOUBLE PRECISION
20               B        (input) DOUBLE PRECISION C       (input) DOUBLE PRECI‐
21               SION D       (input) DOUBLE PRECISION The scalars a, b, c,  and
22               d in the above expression.
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24       P       (output) DOUBLE PRECISION
25               Q        (output)  DOUBLE  PRECISION The scalars p and q in the
26               above expression.
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30 LAPACK auxiliary routine (versionNo3v.e2m)ber 2008                       DLADIV(1)