:term:`E_CONVERGENCE ` """"""""""""""""""""""""""""""""""""""""""""" Convergence criterion for CC energy. See Table :ref:`Post-SCF Convergence ` for default convergence criteria for different calculation types. Note that convergence is met only when :term:`E_CONVERGENCE ` and :term:`R_CONVERGENCE ` are satisfied. * **Type**: :ref:`conv double ` * **Default**: 1.0e-8