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# EPS_DIVERGED_SYMMETRY_LOST

The selected solver uses a pseudo-Lanczos recurrence, which is numerically unstable, and a symmetry test revealed that instability had appeared so the solver could not continue.

## See Also

EPS: Eigenvalue Problem Solver, `EPSSolve()`, `EPSGetConvergedReason()`, `EPSConvergedReason`

## Level

intermediate

## Location

include/slepceps.h

Index of all EPS routines Table of Contents for all manual pages Index of all manual pages