Navigation : Manual Input Variables - Atomic Orbitals - Calculation Modes - ClassicalParticles - DFTBPlusInterface - Execution - Hamiltonian - Linear Response - Math - Maxwell - MaxwellStates - Mesh - Output - SCF -- Convergence -- Eigensolver --- CGAdditionalTerms --- CGDirection --- CGEnergyChangeThreshold --- CGOrthogonalizeAll --- Eigensolver --- EigensolverImaginaryTime --- EigensolverMaxIter --- EigensolverMinimizationIter --- EigensolverSkipKpoints --- EigensolverTolerance --- Preconditioner --- PreconditionerFilterFactor --- PreconditionerIterationsMiddle --- PreconditionerIterationsPost --- PreconditionerIterationsPre --- StatesOrthogonalization --- SubspaceDiagonalization -- LCAO -- Mixing -- RDMFT -- SCFCalculateDipole -- SCFCalculateForces -- SCFCalculatePartialCharges -- SCFCalculateStress -- SCFinLCAO - States - System - Time-Dependent - Utilities - Alphabetic Index Tutorials Developers Releases PreconditionerIterationsPre A - B - C - D - E - F - G - H - I - K - L - M - N - O - P - Q - R - S - T - U - V - W - X PreconditionerIterationsPre Section SCF::Eigensolver Type integer This variable is the number of pre-smoothing iterations for the multigrid preconditioner. The default is 1. Source information electrons/preconditioners.F90 : 230 call parse_variable(namespace, 'PreconditionerIterationsPre', 1, this%npre)