function F=ylSTfhlin(x)
# fransfer matrix F(2,2) of the first order analysis for a
# Gerber's beam (Sign Convention 2)
# Zx=F*Z0+lq
# Z0'=[Q0 M0]
#
##=========================================================================
## This Program is written by Andres Lahe,   1998-05-20
##                    e-mail: andres.lahe@ttu.ee
## LAST MODIFIED: Andres Lahe,    2009-02-13
## Copyright (c)  1998 by Tallinn University of Technology 
##                Department of Mechanics
##                http://www.ttu.ee/
##
## This program is free software; you can redistribute it and/or
## modify it under the terms of the GNU General Public License
## as published by the Free Software Foundation; either version 2
## of the License, or (at your option) any later version.

## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.

## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
## http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
##==========
#
             #F(1,1)=-1;   #%F(4,4)=-1;
F(1,1)=-1;   #F(2,2)=-1;   #%F(5,5)=-1;
F(2,1)=-x;   #F(3,2)=-x;   #%F(6,5)=-x;
F(2,2)=-1;   #F(3,3)=-1;   #%F(6,6)=-1;
endfunction

