Reference

FloatOrComplex{T}

Union type of T and Complex{T} where T is an AbstractFloat.

warmstart!(workspace, x0) warmstart!(workspace, x0, y0)

Warm-start the Krylov method associated with workspace using a user-provided initial guess, instead of starting from zero.

Default I/O stream for all Krylov methods.

arguments = extract_parameters(ex::Expr)

Extract the arguments of an expression that is keyword parameter tuple. Implementation suggested by Mitchell J. O'Sullivan (@mosullivan93).

show(io, workspace; show_stats=true)

Statistics of workspace are displayed if show_stats is set to true.