Returns the required size in bytes off the node type identified by `tag`.

Getters/setter for the child at position i in the node.

`InlinedVector::empty()` Returns whether the inlined vector contains no elements.

Helper function that returns the index-th field in the line. Note that what constitutes a 'field' depends on the format of the line (i.e. free form or

Resizes the Bitset64 to the given number of bits. New bits are sets to 0.

Replaces current_size_ with new_size and returns the previous value of current_size_. This function is intended to be the only place where current_siz

allocate device memory

Span::size() Returns the size of this span.

Return size

Gets the Arena on which this RepeatedPtrField stores its elements.

\returns a view of the upper triangular matrix U */

return a pointer to the array of primals

\returns a WithFormat proxy object allowing to print a matrix the with given * format \a fmt. * * See class IOFormat for some exampl

Whether this is a leaf node or not. This value doesn't change after the node is created.

When C++17 is available, we can use std::launder to provide mutable access to the key. Otherwise, we provide const access.

Only plain matrices/arrays, not expressions, may be resized; therefore the only useful resize methods are * Matrix::resize() and Array::resize()

Get the permutation that was applied to columns of A

Overload of `InlinedVector::erase(...)` that erases every element in the range [`from`, `to`), returning an `iterator` pointing to where the first era

Get pointer to column-wise copy of matrix

@} @name gets and sets */ @{ Number of rows

Get options

\returns the number of rows of the represented matrix. */

\returns an expression of the transposed of the factored matrix. * * A typical usage is to solve for the transposed problem A^T x = b: