#
# Copyright 2014, 2018 James Kermode (Warwick U.)
#
# matscipy - Materials science with Python at the atomic-scale
# https://github.com/libAtoms/matscipy
#
# 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, see <http://www.gnu.org/licenses/>.
#
N = 20
M = 20 # number of extra cols to add when we extend
rc = 1.2
k = 1.0
a = 1.0
vacuum = 30.0
delta = 1.0
dt = 0.025
beta = 0.01
strain_rate = 1e-4
