trix.f
SUBROUTINE TRIX (IDEGBR, IDEGCR, M, A, B, C, Y, TCOS, D, W)
C***BEGIN PROLOGUE TRIX
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Warning: this routine is not intended to be user-callable.
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C***SUBSIDIARY
C***PURPOSE Subsidiary to GENBUN
C***LIBRARY SLATEC
C***TYPE SINGLE PRECISION (TRIX-S, CMPTRX-C)
C***AUTHOR (UNKNOWN)
C***DESCRIPTION
C
C Subroutine to solve a system of linear equations where the
C coefficient matrix is a rational function in the matrix given by
C TRIDIAGONAL ( . . . , A(I), B(I), C(I), . . . ).
C
C***SEE ALSO GENBUN
C***ROUTINES CALLED (NONE)
C***REVISION HISTORY (YYMMDD)
C 801001 DATE WRITTEN
C 891214 Prologue converted to Version 4.0 format. (BAB)
C 900402 Added TYPE section. (WRB)
C***END PROLOGUE TRIX