The Virtual Topology toolset allows you to ignore details, such as very small faces and edges, when you mesh a part or a part instance. The following topics are covered:
What is virtual topology?, Section 49.1
What can I do with the Virtual Topology toolset?, Section 49.2
What can I do with a part or a part instance containing virtual topology?, Section 49.3
Why repair a part if I can use virtual topology?, Section 49.4
An approach to creating virtual topology, Section 49.5
Using the Virtual Topology toolset, Section 49.6