/usr/include/cmumps_root.h is in libmumps-dev 4.10.0.dfsg-3+b2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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! This file is part of MUMPS 4.10.0, built on Tue May 10 12:56:32 UTC 2011
!
!
! This version of MUMPS is provided to you free of charge. It is public
! domain, based on public domain software developed during the Esprit IV
! European project PARASOL (1996-1999). Since this first public domain
! version in 1999, research and developments have been supported by the
! following institutions: CERFACS, CNRS, ENS Lyon, INPT(ENSEEIHT)-IRIT,
! INRIA, and University of Bordeaux.
!
! The MUMPS team at the moment of releasing this version includes
! Patrick Amestoy, Maurice Bremond, Alfredo Buttari, Abdou Guermouche,
! Guillaume Joslin, Jean-Yves L'Excellent, Francois-Henry Rouet, Bora
! Ucar and Clement Weisbecker.
!
! We are also grateful to Emmanuel Agullo, Caroline Bousquet, Indranil
! Chowdhury, Philippe Combes, Christophe Daniel, Iain Duff, Vincent Espirat,
! Aurelia Fevre, Jacko Koster, Stephane Pralet, Chiara Puglisi, Gregoire
! Richard, Tzvetomila Slavova, Miroslav Tuma and Christophe Voemel who
! have been contributing to this project.
!
! Up-to-date copies of the MUMPS package can be obtained
! from the Web pages:
! http://mumps.enseeiht.fr/ or http://graal.ens-lyon.fr/MUMPS
!
!
! THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY
! EXPRESSED OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
!
!
! User documentation of any code that uses this software can
! include this complete notice. You can acknowledge (using
! references [1] and [2]) the contribution of this package
! in any scientific publication dependent upon the use of the
! package. You shall use reasonable endeavours to notify
! the authors of the package of this publication.
!
! [1] P. R. Amestoy, I. S. Duff, J. Koster and J.-Y. L'Excellent,
! A fully asynchronous multifrontal solver using distributed dynamic
! scheduling, SIAM Journal of Matrix Analysis and Applications,
! Vol 23, No 1, pp 15-41 (2001).
!
! [2] P. R. Amestoy and A. Guermouche and J.-Y. L'Excellent and
! S. Pralet, Hybrid scheduling for the parallel solution of linear
! systems. Parallel Computing Vol 32 (2), pp 136-156 (2006).
!
TYPE CMUMPS_ROOT_STRUC
SEQUENCE
INTEGER :: MBLOCK, NBLOCK, NPROW, NPCOL
INTEGER :: MYROW, MYCOL
INTEGER :: SCHUR_MLOC, SCHUR_NLOC, SCHUR_LLD
INTEGER :: RHS_NLOC
INTEGER :: ROOT_SIZE, TOT_ROOT_SIZE
! descriptor for scalapack
INTEGER, DIMENSION( 9 ) :: DESCRIPTOR
INTEGER :: CNTXT_BLACS, LPIV, rootpad0
INTEGER, DIMENSION(:), POINTER :: RG2L_ROW
INTEGER, DIMENSION(:), POINTER :: RG2L_COL
INTEGER , DIMENSION(:), POINTER :: IPIV, rootpad1
! Centralized master of root
COMPLEX, DIMENSION(:), POINTER :: RHS_CNTR_MASTER_ROOT
! Used to access Schur easily from root structure
COMPLEX, DIMENSION(:), POINTER :: SCHUR_POINTER
! for try_null_space preprocessing constant only:
COMPLEX, DIMENSION(:), POINTER :: QR_TAU, rootpad2
! Fwd in facto:
! case of scalapack root: to store RHS in 2D block cyclic
! format compatible with root distribution
COMPLEX, DIMENSION(:,:), POINTER :: RHS_ROOT, rootpad
! for try_nullspace preprocessing constant only:
REAL :: QR_RCOND, rootpad3
LOGICAL yes, gridinit_done
!
END TYPE CMUMPS_ROOT_STRUC
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