text: #include <cmath>
  #include <matplot/matplot.h>
  
  int main() {
      using namespace matplot;
  
      std::vector<double> theta = {0.1,1.1,5.4,3.4,2.3,4.5,3.2,3.4,5.6,2.3,2.1,3.5,0.6,6.1};
      polarhistogram(theta, 6);
  
      wait();
      return 0;
  }