this helper function takes a plain C array and prints it in one line

\internal * \returns the size in Bytes of the L1 data cache */

\internal * \returns the size in Bytes of the L2 or L3 cache if this later is present */

Visual studio doesn't implement a rand_r() function since its implementation of rand() is already thread safe

Visual studio doesn't implement a rand_r() function since its implementation of rand() is already thread safe

\returns the rank of the matrix of which *this is the LU decomposition. * * \note This method has to determine which pivots should be cons

* \brief Allocate the internal array of pointers to blocks and their inner indices * * \note For fixed-size blocks, call setBlockSize() to

Forwards the resizing request to the nested expression * \sa DenseBase::resize(Index) */

Resize the matrix without preserving the data (the matrix is set to zero) */

* Return the location in \em rowvaluePtr() which starts each column */

* Number of rows */

\returns the number of rows */

生成一个随机采样的子集

随机选择 pivots

Sets this matrix to be the identity matrix of the current size. */

Shifts [A, B, C, D] to [B, 0, D, 0]. Used to implement left shifts for Packet2l.

Shifts [A, B, C, D] to [0, A, 0, C]. Used to implement right shifts for Packet2l.

\returns the signed distance between the plane \c *this and a point \a p. * \sa absDistance() */

create a reference spline */

Does nothing: provided for compatibility with SparseMatrix */

Start a series of r trials to determine baseline time:

Returns the threshold that will be used by certain methods such as rank(). * * See the documentation of setThreshold(const RealScalar&).