docs: public static void elementPower(DMatrixD1 A , double b, DMatrixD1 C ) {
  
          if( A.numRows != C.numRows || A.numCols != C.numCols ) {
              throw new MatrixDimensionException("All matrices must be the same shape");
          }
  
          int size = A.getNumElements();
          for( int i = 0; i < size; i++ ) {
              C.data[i] = Math.pow(A.data[i], b);
          }
      }