2007 OR/MS Today Linear Programming Survey

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Software description: (check "yes" next to those that apply)
a) Type:
Solver Yes
Modeling Environment Yes
Integrated solver and modeling environment Yes
b) Form:
Independent application Yes
Procedure/callable library Yes
Object/class library Yes
Source code Yes
Add-in to:
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Platforms supported (check "yes" next to those that apply):
PC/Windows 32-bit     64-bit    
PC/LINUX 32-bit     64-bit    
Other Unix-based 32-bit     64-bit    
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Other 32-bit     64-bit    
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Multiprocessor support (list platforms):
Shared Memory
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Distributed memory
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Size of problem solvable by this system:
Largest version limited by (check "yes" next to those that apply):
Internal restrictions
(up to constraints)		 Yes
Available memory Yes
Available disk space Yes
Demo/Student version:
Constraints
Variables
Integer variables
Nonzeroes
Free or Open-Source Yes
Free NEOS Server Access Yes
Pricing Information:
Commercial:
Single machine:
Floating licenses available? Yes
Site licenses available? Yes
Educational:
Single machine:
Floating licenses available? Yes
Site licenses available? Yes
Demo/Student version:
Single machine:
Floating licenses available? Yes
Site licenses available? Yes
Data Compatibility
Reads spreadsheet files: Yes
Writes spreadsheet files Yes
Reads database files Yes
Writes database files: Yes
Reads and writes text files: Yes
Solvers or modeling environments (as appropriate) that link to this product:
Available bundled with above as a single package? Yes
Available separately to customers who separately purchase (or have purchased) one of the above? Yes
Formulations supported (check "yes" next to those that apply):
Variable types (in addition to linear continuous):
Integer, Binary Yes
Semi-continuous Yes
Arbitrary discrete (SOS1) Yes
Piecewise linear (SOS2) Yes
Other
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Constraint and objective types (in addition to linear):
Convex quadratic Yes
Cone and Semidefinite Yes
Other
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Algorithms:
Linear programming:
Primal simplex-based Yes
Dual simplex-based Yes
Interior-point Yes
Integer programming (in addition to branch-and-bound):
Branch-and-cut Yes
Branch-and-price Yes
Hueristics for seeking feasible solutions Yes
Other
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Utility
Presolve Yes
Infeasibility diagnosis Yes
Other
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New Features (since June 2005): (Please do not use returns in text box)
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Other techniques (available as part of the package): (Please do not use returns in text box)
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Comments/description: (Please do not use returns in text box)
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