| Package | Description | 
|---|---|
| org.hipparchus.migration.ode | 
 This package provides migration classes from Apache Commons Math to Hipparchus. | 
| org.hipparchus.migration.ode.events | 
 This package provides migration classes from Apache Commons Math to Hipparchus. | 
| org.hipparchus.ode | 
 This package provides classes to solve Ordinary Differential Equations problems. | 
| org.hipparchus.ode.events | Events | 
| org.hipparchus.ode.nonstiff | 
 This package provides classes to solve non-stiff Ordinary Differential Equations problems. | 
| Modifier and Type | Method and Description | 
|---|---|
| ODEState | JacobianMatrices. setUpInitialState(ODEState initialState)Deprecated.  Set up initial state. | 
| Modifier and Type | Method and Description | 
|---|---|
| double[][] | JacobianMatrices. extractMainSetJacobian(ODEState state)Deprecated.  Extract the Jacobian matrix with respect to state. | 
| double[] | JacobianMatrices. extractParameterJacobian(ODEState state,
                        String pName)Deprecated.  Extract the Jacobian matrix with respect to one parameter. | 
| ODEState | JacobianMatrices. setUpInitialState(ODEState initialState)Deprecated.  Set up initial state. | 
| Modifier and Type | Method and Description | 
|---|---|
| default ODEState | EventHandler. resetState(ODEStateAndDerivative state)Deprecated.  Reset the state prior to continue the integration. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | ODEStateAndDerivativeContainer for time, main and secondary state vectors as well as their derivatives. | 
| Modifier and Type | Method and Description | 
|---|---|
| ODEState | ComplexODEConverter. convertState(ComplexODEState state)Convert a complex state (typically the initial state). | 
| ODEState | VariationalEquation. setUpInitialState(ODEState initialState)Set up initial state. | 
| Modifier and Type | Method and Description | 
|---|---|
| double[][] | VariationalEquation. extractMainSetJacobian(ODEState state)Extract the Jacobian matrix with respect to state. | 
| double[] | VariationalEquation. extractParameterJacobian(ODEState state,
                        String pName)Extract the Jacobian matrix with respect to one parameter. | 
| void | ExpandableODE. init(ODEState s0,
    double finalTime)Initialize equations at the start of an ODE integration. | 
| protected ODEStateAndDerivative | AbstractIntegrator. initIntegration(ExpandableODE eqn,
               ODEState s0,
               double t)Prepare the start of an integration. | 
| ODEStateAndDerivative | ODEIntegrator. integrate(ExpandableODE equations,
         ODEState initialState,
         double finalTime)Integrate the differential equations up to the given time. | 
| default ODEStateAndDerivative | ODEIntegrator. integrate(OrdinaryDifferentialEquation equations,
         ODEState initialState,
         double finalTime)Integrate the differential equations up to the given time. | 
| protected void | AbstractIntegrator. sanityChecks(ODEState initialState,
            double t)Check the integration span. | 
| ODEState | VariationalEquation. setUpInitialState(ODEState initialState)Set up initial state. | 
| protected void | MultistepIntegrator. start(ExpandableODE equations,
     ODEState initialState,
     double finalTime)Start the integration. | 
| Modifier and Type | Method and Description | 
|---|---|
| ODEState | EventState.EventOccurrence. getNewState()Get the new state for a reset action. | 
| default ODEState | ODEEventHandler. resetState(ODEStateAndDerivative state)Reset the state prior to continue the integration. | 
| ODEState | EventFilter. resetState(ODEStateAndDerivative state)Reset the state prior to continue the integration. | 
| Modifier and Type | Method and Description | 
|---|---|
| ODEStateAndDerivative | RungeKuttaIntegrator. integrate(ExpandableODE equations,
         ODEState initialState,
         double finalTime)Integrate the differential equations up to the given time. | 
| ODEStateAndDerivative | GraggBulirschStoerIntegrator. integrate(ExpandableODE equations,
         ODEState initialState,
         double finalTime)Integrate the differential equations up to the given time. | 
| ODEStateAndDerivative | EmbeddedRungeKuttaIntegrator. integrate(ExpandableODE equations,
         ODEState initialState,
         double finalTime)Integrate the differential equations up to the given time. | 
| ODEStateAndDerivative | AdamsMoultonIntegrator. integrate(ExpandableODE equations,
         ODEState initialState,
         double finalTime)Integrate the differential equations up to the given time. | 
| abstract ODEStateAndDerivative | AdamsIntegrator. integrate(ExpandableODE equations,
         ODEState initialState,
         double finalTime)Integrate the differential equations up to the given time. | 
| ODEStateAndDerivative | AdamsBashforthIntegrator. integrate(ExpandableODE equations,
         ODEState initialState,
         double finalTime)Integrate the differential equations up to the given time. | 
| protected void | AdaptiveStepsizeIntegrator. sanityChecks(ODEState initialState,
            double t)Check the integration span. | 
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