OP-00193 Partially resolved Spectral disk for a Radau stage preconditioner NA · eigenvalue bounds · OpenProblemsInNLA · preconditioners · Runge–Kutta methods
OP-00194 Partially resolved Positive diagonal preconditioning with a nilpotent stiff limit NA · collocation methods · diagonal preconditioners · OpenProblemsInNLA · Runge–Kutta methods