\returns a read-only view of the stored coefficients as a 1D array expression. * * \warning this method is for \b compressed \b storage \b

\returns a read-only view of the stored coefficients as a 1D array expression. * * \warning this method is for \b compressed \b storage \b

\returns the value of the current coefficient.

\returns the value of the current coefficient.

Return the elapsed time in seconds between the last start/stop pair */

Return the elapsed time in seconds between the last start/stop pair */

Removes all non zeros */

Removes all non zeros */

\brief Reports whether previous computation was successful. * * \returns \c Success if computation was successful, * \c Num

\brief Reports whether previous computation was successful. * * \returns \c Success if computation was successful, * \c Num