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#
# This file is part of CasADi.
#
# CasADi -- A symbolic framework for dynamic optimization.
# Copyright (C) 2010-2023 Joel Andersson, Joris Gillis, Moritz Diehl,
# KU Leuven. All rights reserved.
# Copyright (C) 2011-2014 Greg Horn
#
# CasADi is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 3 of the License, or (at your option) any later version.
#
# CasADi 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with CasADi; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
from casadi import *
from casadi.tools import *
# An SX graph
a = SX.sym("a")
b = SX.sym("b")
c = sin(a**5 + b)
c = c - b/ sqrt(fabs(c))
print(c)
dotdraw(c)
# An SX
dotdraw(SX.sym("x",Sparsity.lower(3)))
dotdraw(SX.sym("x",Sparsity.lower(3))**2)
# An MX graph
x = MX.sym("x",Sparsity.lower(2))
y = MX.sym("y",Sparsity.lower(2))
z = MX.sym("z",4,2)
zz = x+y+6
dotdraw(zz)
f = Function("magic", [z,y],[z+x[0,0],x-y],{"allow_free":True})
z,z2 = f(vertcat(x,y),zz.T)
z = z[:2,:] +x + cos(x) - sin(x) / tan(z2)
dotdraw(z)
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