## Time-steppers - ODE integrators - TS

The time-stepping (TS) component provides ODE integrators and pseudo-timestepping. TS internally employs SNES to solve the nonlinear problems at each time step (except for the PVODE functions, which use nonlinear solvers within PVODE).

Beginner - Basic usage | TS | TSProblemType | TSType
TSCreate | TSSetFromOptions | TSView
TSDestroy | TSSetProblemType | TS_BEULER
TSGetKSP | TSSetRHSFunction | TS_CN
TSGetProblemType | TSSetRHSJacobian | TS_EULER
TSGetSNES | TSSetRHSMatrix | TS_PVode
TSGetTime | TSSetSolution | TS_RK
TSPVodeSetExactFinalTime | TSStep |
Intermediate - Setting options for algorithms and data structures | TSClearMonitor | TSLGMonitorCreate | TSSetPreStep
TSDefaultComputeJacobianColor | TSLGMonitorDestroy | TSSetRHSBoundaryConditions
TSGetApplicationContext | TSPVodeSetTolerance | TSSetSolutionBC
TSGetDuration | TSPVodeSetType | TSSetSystemMatrixBC
TSGetOptionsPrefix | TSPseudoSetTimeStep | TSSetTimeStep
TSGetRHSJacobian | TSRKSetTolerance | TSSetType
TSGetRHSMatrix | TSSetApplicationContext | TSSetUpdate
TSGetSolution | TSSetDuration | TSVecViewMonitor
TSGetTimeStep | TSSetInitialTimeStep | TSViewFromOptions
TSGetTimeStepNumber | TSSetMonitor |
TSGetType | TSSetPostStep |
Advanced - Setting more advanced options and customization | TSAppendOptionsPrefix | TSPseudoComputeTimeStep | TSRegister
TSPVodeGetIterations | TSPseudoDefaultTimeStep | TSRegisterAll
TSPVodeGetPC | TSPseudoDefaultVerifyTimeStep | TSRegisterDestroy
TSPVodeGetParameters | TSPseudoIncrementDtFromInitialDt | TSRegisterDynamic
TSPVodeSetGMRESRestart | TSPseudoSetTimeStepIncrement | TSSetOptionsPrefix
TSPVodeSetGramSchmidtType | TSPseudoSetVerifyTimeStep | TSSetUp
TSPVodeSetLinearTolerance | TSPseudoVerifyTimeStep |
Developer - Interfaces intended primarily for library developers, not for typical applications programmers | TSComputeRHSJacobian | TSDefaultRhsBC | TSDefaultUpdate
TSDefaultPostStep | TSDefaultSolutionBC | TSInitializePackage
TSDefaultPreStep | TSDefaultSystemMatrixBC |

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