IE 7201: Production & Service Systems Engineering 
Spring 2025 
Instructor: Spyros Reveliotis 
Course Materials
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Course Introduction (PowerPoint Presentation) 
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The CK Equations for CTMCs (pdf file) 
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Little's seminal paper on the corresponding law -- OR 1961 (pdf file) 
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Wolff's seminal paper on PASTA  -- OR 1982 (pdf file)
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An example on the MVA of closed QNs (pdf file)
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An Introduction to Manufacturing System Layouts and Flowline Control Mechanisms (PowerPoint Presentation) 
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Flow Dynamics of Asynchronous Transfer Lines and their modelling through G/G/m queues (PowerPoint Presentation) 
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The excel spreadsheet for the ATL design problem discussed in class (Excel file) 
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Flow Dynamics of CONWIP-controlled Lines and a unifying framework for flow line analysis and design (PowerPoint Presentation)
Homework and Homework Solutions
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Homework #1  (pdf file) 
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Homework #1 Solutions  (pdf file) 
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Homework #2  (pdf file) 
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Homework #2 Solutions  (pdf file) 
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Homework #3  (pdf file) 
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Homework #3 Solutions  (pdf file) 
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Homework #4  (pdf file) 
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Homework #4 Solutions  (pdf file) 
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Homework #5  (pdf file) 
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Homework #5 Solutions  (pdf file) 
Exams
Exam Solutions
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Midterm Solutions for Spring 2015 (pdf file) 
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Final Solutions for Spring 2015 (pdf file) 
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Midterm Solutions for Spring 2016 (pdf file) 
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Final Solutions for Spring 2016 (pdf file) 
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Midterm I Solutions for Spring 2017 (pdf file) 
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Midterm II Solutions for Spring 2017 (pdf file) 
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Midterm I Solutions for Spring 2018 (pdf file) 
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Midterm II Solutions for Spring 2018 (pdf file) 
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Midterm I Solutions for Spring 2019 (pdf file) 
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Midterm II Solutions for Spring 2019 (pdf file) 
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Final Exam Solutions for Spring 2019 (pdf file) 
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Midterm I Solutions for Spring 2020 (pdf file) 
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Midterm II Solutions for Spring 2020 (pdf file) 
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Final Exam Solutions for Spring 2020 (pdf file) 
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Midterm I Solutions for Spring 2022 (pdf file) 
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Midterm II Solutions for Spring 2022 (pdf file) 
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Final Exam Solutions for Spring 2022 (pdf file) 
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Midterm I Solutions for Spring 2023 (pdf file) 
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Midterm II Solutions for Spring 2023 (pdf file) 
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Final Exam Solutions for Spring 2023 (pdf file)