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IRIX 6.2 Development Libraries
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SGI IRIX 6.2 Development Libraries.iso
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dladiv.z
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dladiv
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1996-03-14
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1KB
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67 lines
DDDDLLLLAAAADDDDIIIIVVVV((((3333FFFF)))) DDDDLLLLAAAADDDDIIIIVVVV((((3333FFFF))))
NNNNAAAAMMMMEEEE
DLADIV - perform complex division in real arithmetic a + i*b p + i*q =
--------- c + i*d The algorithm is due to Robert L
SSSSYYYYNNNNOOOOPPPPSSSSIIIISSSS
SUBROUTINE DLADIV( A, B, C, D, P, Q )
DOUBLE PRECISION A, B, C, D, P, Q
PPPPUUUURRRRPPPPOOOOSSSSEEEE
DLADIV performs complex division in real arithmetic in D. Knuth, The art
of Computer Programming, Vol.2, p.195
AAAARRRRGGGGUUUUMMMMEEEENNNNTTTTSSSS
A (input) DOUBLE PRECISION
B (input) DOUBLE PRECISION C (input) DOUBLE PRECISION
D (input) DOUBLE PRECISION The scalars a, b, c, and d in
the above expression.
P (output) DOUBLE PRECISION
Q (output) DOUBLE PRECISION The scalars p and q in the
above expression.
PPPPaaaaggggeeee 1111