Your package includes a free license that permits unrestricted use for evaluation or study, subject to limits on the size of problem that can be sent to a solver:. These limitations are applied after any presolve reductions and elimination of variables.
The following solvers some with stricter limits as shown are included in the demo packages:. Consult the Solvers We Sell page or follow the individual links above for more solver information. To get started, follow the download instructions below for Windows , Linux , or macOS. Subject to the problem size limits given above, it supports all AMPL modeling features; it is compatible with all of the examples in the AMPL book , which is also freely downloadable.
When the time comes to try AMPL on larger problems than the demo version will permit, consider one of the following options, which are not subject to size limitations:. Your demo download can be converted to a free day trial by filling out the form on our Request a Full Trial page or for students, our AMPL for Students page.
As soon as your request is approved, we will email you a trial license file to replace the demo license that came with your download. The packages time out after the course is over.
For large-scale research and commercial projects you can purchase AMPL and solvers under a variety of licensing arrangements. To install: Download the distribution zipfile, amplide. Double-click the zipfile icon, or apply an unzip utility, to extract the folder named amplide. Seamlessly identify and address slow-running queries with the Visual Query Profiler, index suggestions, and automated index roll-outs.
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