VSX support varies between different compilers and even different versions of the same compiler. For gcc version >= 4.9.3, we can use vec_cts to effi

Adds as many columns of zeros as necessary to ensure that X.shape[1] % multiple_of == 0

injects nzeros zero columns spaced as far apart as possible

learn distros of entries in each lut

\internal */

convert string `s` to an int, bool, or float, as appropriate. Returns the original string if it does not appear to be any of these types.

Returns a mapping of unique elements to positions at which they occur within the iterable

* \internal * \brief Reallocates an aligned block of memory. * \throws std::bad_alloc on allocation failure **/

Performs a symbolic decomposition on the sparcity of \a matrix. * * This function is particularly useful when solving for several problems

\returns the rotation angle */

Like at(), but the search is performed in the range [start,end) */

\returns a pointer to the SPQR workspace */

\sa MatrixBase::coeff() * \warning the coordinates must fit into the referenced triangular part */

* Number of columns */