Function resize

include/Eigen/src/SparseCore/SparseVector.h:225–228

Resizes the sparse vector to \a rows x \a cols * * This method is provided for compatibility with matrices. * For a column vector, \a cols must be equal to 1. * For a row vector, \a rows must be equal to 1. * * \sa resize(Index) */

   * \sa resize(Index)
   */
  void resize(Index rows, Index cols) {
    eigen_assert((IsColVector ? cols : rows) == 1 && "Outer dimension must equal 1");
    resize(IsColVector ? rows : cols);
  }

  /** Resizes the sparse vector to \a newSize
   * This method deletes all entries, thus leaving an empty sparse vector