outputs/QMatrix.txt

+1 1 2.56734130115762538
+1 2 0.645603935267779705
+1 3 3.11418421488085616e-09
+2 1 0.645603991569954294
+2 2 2.76956101635055951
+2 3 3.98431391489513918e-09
+3 1 2.26345584563976688e-10
+3 2 4.19795476054514084e-10
+3 3 2.00714673351474016

outputs/outputMuGamma.txt

+Number of Elements in each direction: [32,32]
+material_prestrain used: analytical_Example
+----- Input Parameters -----: 
+gamma: 0.5
+theta: 0.148889
+beta: 2
+material parameters: 
+mu1: 10
+mu2: 20
+----- OUTPUT: -----: 
+mu_gamma=1.84137
+q3=1.84137

src/CMakeLists.txt

+#add_executable("dune-microstructure" dune-microstructure.cc)
+#target_link_dune_default_libraries("dune-microstructure")
+#set(CMAKE_BUILD_TYPE Debug)#
+
+
+set(programs Cell-Problem
+	     Cell-Problem_muGamma
+	     Compute_MuGamma
+             )
+
+
+foreach(_program ${programs})
+  add_executable(${_program} ${_program}.cc)
+  target_link_dune_default_libraries(${_program})
+  #add_dune_pythonlibs_flags(${_program})
+  #target_link_libraries(${_program} tinyxml2)
+#  target_compile_options(${_program} PRIVATE "-fpermissive")
+endforeach()
+
+
+set(CMAKE_BUILD_TYPE Debug)