.TH "dladiv.f" 3 "Wed Oct 15 2014" "Version 3.4.2" "LAPACK" \" -*- nroff -*- .ad l .nh .SH NAME dladiv.f \- .SH SYNOPSIS .br .PP .SS "Functions/Subroutines" .in +1c .ti -1c .RI "subroutine \fBdladiv\fP (A, B, C, D, P, Q)" .br .RI "\fI\fBDLADIV\fP performs complex division in real arithmetic, avoiding unnecessary overflow\&. \fP" .ti -1c .RI "subroutine \fBdladiv1\fP (A, B, C, D, P, Q)" .br .ti -1c .RI "double precision function \fBdladiv2\fP (A, B, C, D, R, T)" .br .in -1c .SH "Function/Subroutine Documentation" .PP .SS "subroutine dladiv (double precisionA, double precisionB, double precisionC, double precisionD, double precisionP, double precisionQ)" .PP \fBDLADIV\fP performs complex division in real arithmetic, avoiding unnecessary overflow\&. .PP \fBPurpose: \fP .RS 4 .PP .nf DLADIV performs complex division in real arithmetic a + i*b p + i*q = --------- c + i*d The algorithm is due to Michael Baudin and Robert L. Smith and can be found in the paper "A Robust Complex Division in Scilab" .fi .PP .RE .PP \fBParameters:\fP .RS 4 \fIA\fP .PP .nf A is DOUBLE PRECISION .fi .PP .br \fIB\fP .PP .nf B is DOUBLE PRECISION .fi .PP .br \fIC\fP .PP .nf C is DOUBLE PRECISION .fi .PP .br \fID\fP .PP .nf D is DOUBLE PRECISION The scalars a, b, c, and d in the above expression. .fi .PP .br \fIP\fP .PP .nf P is DOUBLE PRECISION .fi .PP .br \fIQ\fP .PP .nf Q is DOUBLE PRECISION The scalars p and q in the above expression. .fi .PP .RE .PP \fBAuthor:\fP .RS 4 Univ\&. of Tennessee .PP Univ\&. of California Berkeley .PP Univ\&. of Colorado Denver .PP NAG Ltd\&. .RE .PP \fBDate:\fP .RS 4 January 2013 .RE .PP .PP Definition at line 92 of file dladiv\&.f\&. .SS "subroutine dladiv1 (double precisionA, double precisionB, double precisionC, double precisionD, double precisionP, double precisionQ)" .PP Definition at line 178 of file dladiv\&.f\&. .SS "double precision function dladiv2 (double precisionA, double precisionB, double precisionC, double precisionD, double precisionR, double precisionT)" .PP Definition at line 216 of file dladiv\&.f\&. .SH "Author" .PP Generated automatically by Doxygen for LAPACK from the source code\&.