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#
# Copyright 2007-2018 by the individuals mentioned in the source code history
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
require(OpenMx)
A <- mxMatrix("Symm",
values = c(1.0, 0.23, 0.34, 2.0, 0.45, 3.0),
nrow = 3, ncol = 3, name = "A")
B <- mxAlgebra(solve(A), name = "B")
model <- mxModel(A, B)
model <- mxRun(model)
print(model)
omxCheckCloseEnough(model[['B']]$result,
rbind(c(1.0583, -0.097, -0.1052),
c(-0.097, 0.5265, -0.0679),
c(-0.1052, -0.0679, .3554)), 0.01)
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