docs: public static void fillUniform(ZMatrixD1 mat , double min , double max , Random rand )
      {
          double d[] = mat.getData();
          int size = mat.getDataLength();
  
          double r = max-min;
  
          for( int i = 0; i < size; i++ ) {
              d[i] = r*rand.nextDouble()+min;
          }
      }