CPBDI(3F)							     CPBDI(3F)

NAME    [Toc]    [Back]

     CPBDI   - CPBDI computes the determinant of a complex Hermitian positive
     definite band matrix using	the factors computed by	CPBCO or CPBFA.	 If
     the inverse is needed, use	CPBSL  N  times.

SYNOPSYS    [Toc]    [Back]

      SUBROUTINE CPBDI(ABD,LDA,N,M,DET)

DESCRIPTION    [Toc]    [Back]

     On	Entry

     ABD COMPLEX(LDA, N)
	the output from	CPBCO or CPBFA.

     LDA INTEGER
	the leading dimension of the array  ABD	.

     N INTEGER
	the order of the matrix	 A .

     M INTEGER
	the number of diagonals	above the main diagonal.  On Return

     DET REAL(2)
	determinant of original	matrix in the form
	determinant = DET(1) * 10.0**DET(2)
	with  1.0 .LE. DET(1) .LT. 10.0
	or  DET(1) .EQ.	0.0 .  LINPACK.	 This version dated 08/14/78 .	Cleve
     Moler, University of New Mexico, Argonne National Lab.  Subroutines and
     Functions Fortran REAL


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