Simplex - method. Delphi sources.

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Description

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  • The program for solving linear programming problems by the simplex method. Sources at Delphi with detailed comments.
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  • Program Description:
  • The program itself reduces the problem to canonical form, and make it iterative solution using simplex conversion table. Displays a detailed report on the progress of the solution.
  • There are three modes of problem solving:
  • 1) Automatic
  • 2) Step
  • 3) Manual
  • In the first mode, the program automatically selects the enable column and row that provide the maximum increase or decrease of the objective function. And automatically recalculates all of the tables.
  • In step mode, each converted table is displayed. This mode is useful to view the intermediate results of the solution. Permissive column and row, in this mode, the program selects itself.
  • In manual mode, the user selects the resolution of the row and column.
  • It is also possible to export all tables, obtained in the course of solving the problem in Excel.

Additional information

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  • The content of the archive:
  • 1) The program (exe-file);
  • 2) source code on Delphi with detailed comments;
  • 3) Some examples of the calculation program.
  • The archive contains two versions of the source. The first - is more complicated, with the export to Excel, and more complicated interface. The second program "scalc_lite" - this is the lite version first. There is only a function of the conversion table, and saving decisions in a text file. Code to a minimum. This version is suitable for students who need a simple solution to the problem, and nothing more.

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