--------------------------------------------------------------------------- x - array of size 3 In case 3 real roots: => x[0], x[1], x[2], return 3 2

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

\returns the stored value at index \a key * If the value does not exist, then the value \a defaultValue is returned without any insertion. */

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

\returns a pointer to the SPQR workspace */

* Number of columns */

\returns the number of rows */

* Compute the left and right diagonal matrices to scale the input matrix @p mat * * FIXME This algorithm will be modified such that the dia

Implementation