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Getting Started Guide explains how to find information, describes ACIS architecture, and introduces the demonstration applications. This guide also contains examples for creating models in Scheme. User Guide introduces fundamental concepts for using ACIS, including geometry, topology, tolerance, curves and surfaces, and how ACIS uses C++. Quick Reference Guide provides an API reference to help create and debug applications using ACIS. Scheme Reference provides a complete Scheme AIDE reference. HOOPS/ACIS Reference Guide introduces concepts for using ACIS with HOOPS.

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