Simulation.Aivika.Trans.Specs

Tested with: GHC 8.0.1

It defines the simulation specs and functions for this data type.

Simulation Specs

data Specs m

It defines the simulation specs.

Constructors

Specs

Fields

• spcStartTime :: Double

  the start time

• spcStopTime :: Double

  the stop time

• spcDT :: Double

  the integration time step

• spcMethod :: Method

  the integration method

• spcGeneratorType :: GeneratorType m

  the type of random number generator

data Method

It defines the integration method.

Constructors

Euler

Euler's method

RungeKutta2

the 2nd order Runge-Kutta method

RungeKutta4

the 4th order Runge-Kutta method

RungeKutta4b

the 4th order Runge-Kutta 3/8-method

Instances

Show Method

Defined in Simulation.Aivika.Trans.Internal.Types

Methods

showsPrec :: Int -> Method -> ShowS

show :: Method -> String

showList :: [Method] -> ShowS

Eq Method

Defined in Simulation.Aivika.Trans.Internal.Types

Methods

(==) :: Method -> Method -> Bool

(/=) :: Method -> Method -> Bool

Ord Method

Defined in Simulation.Aivika.Trans.Internal.Types

Methods

compare :: Method -> Method -> Ordering

(<) :: Method -> Method -> Bool

(<=) :: Method -> Method -> Bool

(>) :: Method -> Method -> Bool

(>=) :: Method -> Method -> Bool

max :: Method -> Method -> Method

min :: Method -> Method -> Method

Auxiliary Functions

basicTime :: Specs m -> Int -> Int -> Double

Returns a simulation time for the integration point specified by the specs, iteration and phase.

integIterationBnds :: Specs m -> (Int, Int)

Returns the first and last integration iterations.

integIterationHiBnd :: Specs m -> Int

Returns the last integration iteration.

integIterationLoBnd :: Specs m -> Int

Returns the first integration iteration, i.e. zero.

integPhaseBnds :: Specs m -> (Int, Int)

Returns the first and last integration phases.

integPhaseHiBnd :: Specs m -> Int

Returns the last integration phase, 0 for Euler's method, 1 for RK2 and 3 for RK4.

integPhaseLoBnd :: Specs m -> Int

Returns the first integration phase, i.e. zero.

integTimes :: Specs m -> [Double]

Return the integration time values.

timeGrid :: Specs m -> Int -> [(Int, Double)]

Return the indexed time values in the grid by specified size.