Status as of 11February2006


Model Release Implemented Status Comments
---Probability Calculators---


Poisson Calculator Alpha1 Complete
Erlang Calculator Alpha1 Complete
Mixed Exponential Calculator Alpha1 Complete




---Statistical Tools---


Exponential and Erlang Distribution Estimation Beta1 Complete




---Markov Chain Solvers---


Discrete-Time Markov Chain Beta1 Complete
Discrete-Time Markov Chain (Transient Analysis) Future Release

Continuous-Time Markov Chain Beta1 Complete
Finite Birth-Death Model Beta2 Complete
Infinite Birth-Death Model Beta2 Complete
Delay Analysis for Sample Single-Server Queue Future Release





---Single-Server Models---


M/M/1: Poisson Arrivals to a Single Exponential Server Alpha1 Complete
Transient M/M/1: Poisson Arrivals to a Single Exponential Server Future Release On Hold Issues with numerical results. Problem appears to be caused by values returned by the Calc function Besseli(x,n) for x>30. Problem reported to OOo, see bug issue #43040.
M/M/1/K: Poisson Arrivals to a Space-Limited Single Exponential Server Alpha1 Complete
M/M/1 with Balking, Poisson Arrivals and a Single Exponential Server Alpha2 Complete
Markov Single-Server, Finite-Source Queue without Spares Beta1 Complete
Markov Single-Server, Finite-Source Queue with Spares Beta2 Complete
Simple Markov Queue with State-Dependent Service Beta2 Complete
General State-Dependent Birth-Death Queue Beta2 Complete
M/G/1: Markovian Arrivals to a Single General Service Queue Beta2 Complete
M/G/1: Sensitivity Analysis to Coefficient of Variation Beta2 Complete
M/D/1: Poisson Arrivals to a Single Deterministic Server Beta2 Complete
M/E(k)/1: Poisson Arrivals to a Single Erlang Server R0.5 Complete Waiting for Ej/Ek/1 model to be able to produce Wq(t) plot; not able to call specific procedure in another workbook.
M/H/1: Poisson Arrivals to a Single Hyperexponential Server R0.5 Complete
D/M/1: Constant Input to Single Exponential Server Alpha3 Complete
E(j)/M/1: Erlang(j) Input to Single Exponential Server Alpha3 Complete
H/M/1: Hyperexponential Input, Single Exponential Server Alpha3 Complete
G/M/1: General Input to Single Exponential Server Alpha3 Complete
E(j)/E(k)/1: Erlang(j) Input to Single Erlang(k) Server R0.7 Complete Issues with numerical results. Problem due to instability found in the Calc MINVERSE() function. See OOo bug report #50154 for details. MINVERSE() function fixed in OOo 2.0.1
G/G/1: Approximation Model R0.7 Complete




---Multiple-Server Models---


M/M/c: Poisson Arrivals to Multiple Exponential Servers Alpha1 Complete
M/M/c/K: Multiple-Servers/Limited Capacity Alpha1 Complete
M/G/c/c: Pure Overflow Model Alpha1 Complete
Optimal Number of Servers for an M/G/c/c R0.5 Complete
M/M/infinity: Poisson Input and Unlimited Exponential Service R0.5 Complete
M/G/infinity: Poisson Input, Unlimited Number General Servers R0.5 Complete
Markov Multi-Server, Finite-Source Queue without Spares R0.5 Complete
Markov Multi-Server, Finite-Source Queue with Spares R0.5 Complete
M/E(k)/c: Multi-Server Poisson-Erlang(k) Queue R0.7 Complete
M/D/c: Poisson Input to Multiple Deterministic Servers R0.7 Complete
D/M/c: Constant Input, Multiple Exponential Servers Alpha3 Complete
E(j)/M/c: Erlang(j) Input, Multiple Exponential Servers Alpha3 Complete
H/M/c: Hyperexponential Input, Multiple Exponential Servers Alpha3 Complete
G/M/c: General Arrival with Multiple Exponential Servers Alpha3 Complete
Bounds for the General Multi-Server G/G/c Future Release

General Approximation for the G/G/c Future Release

Optimal Number of Servers for an G/G/c Future Release





---Bulk Models---


M^[K]/M/1: Unlimited Capcity, Fixed-size Bulk-Input Poisson Queue Alpha2 Complete
E(j)^[K]/M/1: Batch Erlang(j) Input to Single Exponential Server R0.5 Complete
M^[X]/M/1: Unlimited Capacity, Bulk-Input Poisson Queue R0.5 Complete
M^[X]/M/c: Unlimited Capacity, Bulk-Input Multi-server Poisson Queue Future Release
M/M^[K]/1: Type 1, Single-Server, Bulk-Service Markovian Model Future Release

M/M^[K]/1: Type 2, Single-Server, Bulk-Service Markovian Model Future Release





---Priority Models---


Single-Server Markovian Queue with 2 Priority Classes Alpha2 Complete
2 Priority Single-Server Markov Model w/ 2 Service Rates Beta1 Complete
Single-Server Markov Model w/ up to 5 Priority Classes Beta1 Complete
Multi-Server Markov Model w/ up to 5 Priority Classes R0.5 Complete
Five Priority Single-Server, Markov Model w/ up to 5 Service Rates R0.5 Complete
Multi-class, Single Server Markov Model Future Release

Multi-Server Markovian Queue With 2 Priority Classes Future Release

Single-Server, Markov Preemptive Model with 2 Classes Future Release

Single-Server, Markov Preemptive Model with 5 Classes Future Release





---Network Models---


M/M/c Queues in Series Future Release

Open Jackson Network Model Alpha2 Complete Validate user interface functions re: Cell protection & add joint probability computations.
Two Class Open Jackson Network Model Future Release

Closed Jackson Networks: Buzen Alogorithm Alpha3 Complete Neet to validate Cell Protection
Closed Jackson Networks: MVA Alogorithm Future Release





---Simulation Models---


G/G/1: Simulator R0.6 Complete
G/G/c: Simulator R0.6 Complete
Single Node Simulator Future Release