System Simulation Geoffrey Gordon Pdf May 2026

Geoffrey Gordon passed away in 1998, but his influence runs through every supply-chain digital twin, every emergency department simulator, every semiconductor fab model. When you watch a simulation of airport security lines or cloud auto-scaling policies, you’re seeing Gordon’s vision—systems reduced to events, queues, and servers.

One former student, now a professor at MIT, put it this way: “Gordon didn’t give us a tool. He gave us a lens. Once you see the world as discrete events, you never look at a bank queue or a traffic jam the same way again.” system simulation geoffrey gordon pdf

A unique and historic feature is the detailed treatment of GASP IV (General Activity Simulation Program), a FORTRAN-based simulation language. Geoffrey Gordon passed away in 1998, but his

  • Note for PDF users: Many PDFs include the full GASP IV source code listing in the appendix, which is valuable for learning simulation internals.

    • Gordon dedicates significant space to:

    | Chapter | Title | Key Feature | |---------|-------|--------------| | 1 | Introduction | Basic concepts, systems, models | | 2 | Simulation of Single-Server Queue | First complete GASP IV example | | 3 | Random Number Generation | LCGs, testing | | 4 | Generation of Random Variates | Inverse transform, rejection | | 5 | Discrete-Event Simulation | Event scheduling, GASP IV logic | | 6 | Introduction to GASP IV | Files, routines, initialization | | 7 | Data Structures in GASP IV | Event list, user files | | 8 | Programming in GASP IV | Subroutines: EVENT, INTLC, OTPUT | | 9 | Statistical Analysis of Output | Confidence intervals, variance reduction | | 10 | Simulation of Inventory Systems | (s,S) policy example | | 11 | Simulation of Job Shop | Complex example | | 12 | Verification & Validation | Techniques | | Appendices | GASP IV code, tables | Complete source code | Note for PDF users: Many PDFs include the