Private API

This page lists non-exported (internal) symbols of CTModels.

From `CTModels`

`boundary_constraints_dual`

CTModels.boundary_constraints_dual — Function

boundary_constraints_dual(
    model::CTModels.DualModel{<:Union{Nothing, Function}, BC_Dual<:Union{Nothing, AbstractVector{<:Real}}}
) -> Union{Nothing, AbstractVector{<:Real}}

Return the dual vector associated with the boundary constraints.

Arguments

model::DualModel: A model including dual variables for boundary constraints.

Returns

A vector of dual values, or nothing if not set.

boundary_constraints_dual(
    sol::CTModels.Solution
) -> Union{Nothing, AbstractVector{<:Real}}

Return the dual of the boundary constraints.

`constraints_violation`

CTModels.constraints_violation — Function

constraints_violation(sol::CTModels.Solution) -> Float64

Return the constraints violation.

`control_components`

CTModels.control_components — Function

control_components(ocp::CTModels.Model) -> Vector{String}

Return the names of the components of the control.

control_components(sol::CTModels.Solution) -> Vector{String}

Return the names of the components of the control.

`control_constraints_lb_dual`

CTModels.control_constraints_lb_dual — Function

control_constraints_lb_dual(
    model::CTModels.DualModel{<:Union{Nothing, Function}, <:Union{Nothing, AbstractVector{<:Real}}, <:Union{Nothing, Function}, <:Union{Nothing, Function}, CC_LB_Dual<:Union{Nothing, Function}}
) -> Union{Nothing, Function}

Return the dual function associated with the lower bounds of control constraints.

Arguments

model::DualModel: A model including dual variables for control lower bounds.

Returns

A function mapping time t to a vector of dual values, or nothing if not set.

control_constraints_lb_dual(
    sol::CTModels.Solution
) -> Union{Nothing, Function}

Return the lower bound dual of the control constraints.

`control_constraints_ub_dual`

CTModels.control_constraints_ub_dual — Function

control_constraints_ub_dual(
    model::CTModels.DualModel{<:Union{Nothing, Function}, <:Union{Nothing, AbstractVector{<:Real}}, <:Union{Nothing, Function}, <:Union{Nothing, Function}, <:Union{Nothing, Function}, CC_UB_Dual<:Union{Nothing, Function}}
) -> Union{Nothing, Function}

Return the dual function associated with the upper bounds of control constraints.

Arguments

model::DualModel: A model including dual variables for control upper bounds.

Returns

A function mapping time t to a vector of dual values, or nothing if not set.

control_constraints_ub_dual(
    sol::CTModels.Solution
) -> Union{Nothing, Function}

Return the upper bound dual of the control constraints.

`control_dimension`

CTModels.control_dimension — Function

control_dimension(ocp::CTModels.Model) -> Int64

Return the control dimension.

control_dimension(sol::CTModels.Solution) -> Int64

Return the dimension of the control.

`control_name`

CTModels.control_name — Function

control_name(ocp::CTModels.Model) -> String

Return the name of the control.

control_name(sol::CTModels.Solution) -> String

Return the name of the control.

`costate`

CTModels.costate — Function

costate(
    sol::CTModels.Solution{<:CTModels.AbstractTimeGridModel, <:CTModels.AbstractTimesModel, <:CTModels.AbstractStateModel, <:CTModels.AbstractControlModel, <:CTModels.AbstractVariableModel, Co<:Function}
) -> Function

Return the costate as a function of time.

julia> p  = costate(sol)
julia> t0 = time_grid(sol)[1]
julia> p0 = p(t0) # costate at the initial time

`dual`

CTModels.dual — Function

dual(
    sol::CTModels.Solution,
    model::CTModels.Model,
    label::Symbol
) -> Any

Return the dual variable associated with a constraint identified by its label.

Searches through all constraint types (path, boundary, state, control, and variable constraints) defined in the model and returns the corresponding dual value from the solution.

Arguments

sol::Solution: Solution object containing dual variables.
model::Model: Model containing constraint definitions.
label::Symbol: Symbol corresponding to a constraint label.

Returns

A function of time t for time-dependent constraints, or a scalar/vector for time-invariant duals. If the label is not found, throws an IncorrectArgument exception.

`dual_model`

CTModels.dual_model — Function

dual_model(
    sol::CTModels.Solution{<:CTModels.AbstractTimeGridModel, <:CTModels.AbstractTimesModel, <:CTModels.AbstractStateModel, <:CTModels.AbstractControlModel, <:CTModels.AbstractVariableModel, <:Function, <:Real, DM<:CTModels.AbstractDualModel}
) -> CTModels.AbstractDualModel

Return the dual model containing all constraint multipliers.

`infos`

CTModels.infos — Function

infos(sol::CTModels.Solution) -> Dict{Symbol, Any}

Return a dictionary of additional infos depending on the solver or nothing.

`iterations`

CTModels.iterations — Function

iterations(sol::CTModels.Solution) -> Int64

Return the number of iterations (if solved by an iterative method).

`message`

CTModels.message — Function

message(sol::CTModels.Solution) -> String

Return the message associated to the status criterion.

`model`

CTModels.model — Function

model(
    sol::CTModels.Solution{<:CTModels.AbstractTimeGridModel, <:CTModels.AbstractTimesModel, <:CTModels.AbstractStateModel, <:CTModels.AbstractControlModel, <:CTModels.AbstractVariableModel, <:Function, <:Real, <:CTModels.AbstractDualModel, <:CTModels.AbstractSolverInfos, TM<:CTModels.AbstractModel}
) -> CTModels.AbstractModel

Return the optimal control problem model associated with the solution.

`objective`

CTModels.objective — Function

objective(
    ocp::CTModels.Model{<:CTModels.TimeDependence, <:CTModels.AbstractTimesModel, <:CTModels.AbstractStateModel, <:CTModels.AbstractControlModel, <:CTModels.AbstractVariableModel, <:Function, O<:CTModels.AbstractObjectiveModel}
) -> CTModels.AbstractObjectiveModel

Return the objective struct.

objective(
    sol::CTModels.Solution{<:CTModels.AbstractTimeGridModel, <:CTModels.AbstractTimesModel, <:CTModels.AbstractStateModel, <:CTModels.AbstractControlModel, <:CTModels.AbstractVariableModel, <:Function, O<:Real}
) -> Real

Return the objective value.

`path_constraints_dual`

CTModels.path_constraints_dual — Function

path_constraints_dual(
    model::CTModels.DualModel{PC_Dual<:Union{Nothing, Function}}
) -> Union{Nothing, Function}

Return the dual function associated with the nonlinear path constraints.

Arguments

model::DualModel: A model including dual variables for path constraints.

Returns

A function mapping time t to the vector of dual values, or nothing if not set.

path_constraints_dual(
    sol::CTModels.Solution
) -> Union{Nothing, Function}

Return the dual of the path constraints.

`state_components`

CTModels.state_components — Function

state_components(ocp::CTModels.Model) -> Vector{String}

Return the names of the components of the state.

state_components(sol::CTModels.Solution) -> Vector{String}

Return the names of the components of the state.

`state_constraints_lb_dual`

CTModels.state_constraints_lb_dual — Function

state_constraints_lb_dual(
    model::CTModels.DualModel{<:Union{Nothing, Function}, <:Union{Nothing, AbstractVector{<:Real}}, SC_LB_Dual<:Union{Nothing, Function}}
) -> Union{Nothing, Function}

Return the dual function associated with the lower bounds of state constraints.

Arguments

model::DualModel: A model including dual variables for state lower bounds.

Returns

A function mapping time t to a vector of dual values, or nothing if not set.

state_constraints_lb_dual(
    sol::CTModels.Solution
) -> Union{Nothing, Function}

Return the lower bound dual of the state constraints.

`state_constraints_ub_dual`

CTModels.state_constraints_ub_dual — Function

state_constraints_ub_dual(
    model::CTModels.DualModel{<:Union{Nothing, Function}, <:Union{Nothing, AbstractVector{<:Real}}, <:Union{Nothing, Function}, SC_UB_Dual<:Union{Nothing, Function}}
) -> Union{Nothing, Function}

Return the dual function associated with the upper bounds of state constraints.

Arguments

model::DualModel: A model including dual variables for state upper bounds.

Returns

A function mapping time t to a vector of dual values, or nothing if not set.

state_constraints_ub_dual(
    sol::CTModels.Solution
) -> Union{Nothing, Function}

Return the upper bound dual of the state constraints.

`state_name`

CTModels.state_name — Function

state_name(ocp::CTModels.Model) -> String

Return the name of the state.

state_name(sol::CTModels.Solution) -> String

Return the name of the state.

`status`

CTModels.status — Function

status(sol::CTModels.Solution) -> Symbol

Return the status criterion (a Symbol).

`successful`

CTModels.successful — Function

successful(sol::CTModels.Solution) -> Bool

Return the successful status.

`time_grid`

CTModels.time_grid — Function

time_grid(
    sol::CTModels.Solution{<:CTModels.TimeGridModel{T<:Union{StepRangeLen, AbstractVector{<:Real}}}}
) -> Union{StepRangeLen, AbstractVector{<:Real}}

Return the time grid.

`variable_components`

CTModels.variable_components — Function

variable_components(ocp::CTModels.Model) -> Vector{String}

Return the names of the components of the variable.

variable_components(
    sol::CTModels.Solution
) -> Vector{String}

Return the names of the components of the variable.

`variable_constraints_lb_dual`

CTModels.variable_constraints_lb_dual — Function

variable_constraints_lb_dual(
    model::CTModels.DualModel{<:Union{Nothing, Function}, <:Union{Nothing, AbstractVector{<:Real}}, <:Union{Nothing, Function}, <:Union{Nothing, Function}, <:Union{Nothing, Function}, <:Union{Nothing, Function}, VC_LB_Dual<:Union{Nothing, AbstractVector{<:Real}}}
) -> Union{Nothing, AbstractVector{<:Real}}

Return the dual vector associated with the lower bounds of variable constraints.

Arguments

model::DualModel: A model including dual variables for variable lower bounds.

Returns

A vector of dual values, or nothing if not set.

variable_constraints_lb_dual(
    sol::CTModels.Solution
) -> Union{Nothing, AbstractVector{<:Real}}

Return the lower bound dual of the variable constraints.

`variable_constraints_ub_dual`

CTModels.variable_constraints_ub_dual — Function

variable_constraints_ub_dual(
    model::CTModels.DualModel{<:Union{Nothing, Function}, <:Union{Nothing, AbstractVector{<:Real}}, <:Union{Nothing, Function}, <:Union{Nothing, Function}, <:Union{Nothing, Function}, <:Union{Nothing, Function}, <:Union{Nothing, AbstractVector{<:Real}}, VC_UB_Dual<:Union{Nothing, AbstractVector{<:Real}}}
) -> Union{Nothing, AbstractVector{<:Real}}

Return the dual vector associated with the upper bounds of variable constraints.

Arguments

model::DualModel: A model including dual variables for variable upper bounds.

Returns

A vector of dual values, or nothing if not set.

variable_constraints_ub_dual(
    sol::CTModels.Solution
) -> Union{Nothing, AbstractVector{<:Real}}

Return the upper bound dual of the variable constraints.

`variable_dimension`

CTModels.variable_dimension — Function

variable_dimension(ocp::CTModels.Model) -> Int64

Return the variable dimension.

variable_dimension(sol::CTModels.Solution) -> Int64

Return the dimension of the variable.

`variable_name`

CTModels.variable_name — Function

variable_name(ocp::CTModels.Model) -> String

Return the name of the variable.

variable_name(sol::CTModels.Solution) -> String

Return the name of the variable.