4.4.11 SUBROUTINE ZTINVM(MATRIX, INVRED, IERR) : INVert Matrix

Invert a packed, symmetric 5 X 5 matrix.

ARGUMENTS:

INPUT :

    MATRIX : packed symmetric 5 X 5 matrix.

OUTPUT :

    INVRED : inverse of MATRIX.
    IERR : error code.

IMPLICIT INPUTS:

    none.

IMPLICIT OUTPUTS:

    none.

CALLED BY :

ZDSMTP, SMear Track Parameters (see 4.3.6). ZTERRM, calculate ERRor Matrix (see 4.4.2).

CALLED ROUTINE(S):

ZTMINV

(To do Matrix INVert...)

UCOPY

(CERNLIB routines)

SIDE EFFECTS:

the common block /MATRIX/ will be modified after the call to ZTMINV

AUTHORS:

M. Berggren, UFRJ

CREATION DATE:

07-APR-1995