Postscript & dvi files

• Duality: an economic interpretation
• Transportation & transshipment problems
• The primal & dual Simplex methods

MAPLE worksheets

• Vectors and vector operations
• Matrices and matrix operations
• Linear equations
• Pivot operation
• Graphical solution of a 2-dimensional LP
• The Simplex Algorithm
• A cycling example
• A transportation example
• The Dual Method
• The Revised Simplex Method
• Post Optimal Analysis
• Integer LP: The Gomory Method

EXCEL spreadsheets with SOLVER solutions

• Example of spreadsheet formulation and solution with SOLVER
• The diet problem: primal & dual, Midterm Exam, Problem 3
• The Braess Maradox
• A production model with fixed-costs
• An example with logical constraint
• Data Analysis
• Airhubs
• Hiring
• Minimum Cost Network Flows