* \brief Computes the determinant of this matrix * \return The determinant */

* \brief Computes the determinant of this matrix * \return The determinant */

* \brief Returns a wrapper class for direct coefficient access. * If this wrapper is used, a call to \ref coeff(Index row, Index col, Index batch

Downloads a file if it does not exist, optionally checking its SHA-256 hash.

* Returns the elapsed time in milliseconds between the two recorded events. */

Incorporates updated model parameters into an exponential moving averaged version of a model. It should be called after each optimizer step.

A context manager that enables stratified sampling, distributing the strata across all processes and gradient accumulation steps using settings fr

\returns the tolerance error reached during the last solve. * It is a close approximation of the true relative residual error |Ax-b|/|b|.

implementation for direct matrix output

A context manager that places a model into evaluation mode and restores the previous mode on exit.