
g++ -std=c++11  mod_power_concentration_test.cpp -o mod_power_concentration_test -O3 -larmadillo -lblas -llapack -fopenmp




g++ -std=c++11  omp.cpp -o omp -O3 -fopenmp


g++ -std=c++11  test.cpp -o test -O3 -larmadillo -lblas -llapack
