Additional Resources

Use the Section and Chapters menu above to access Additional Resources.

Please note that chapters will be added to the menu when additional resources are available. If a chapter is missing from the menu list it simply means there are not yet additional resources available for that chapter. 

If you have suggestions for additional resources that are relevant to a specific chapter, please use the contact form and provide a brief description and link, if available.


Please enjoy this downloadable PDF one-page summary of the Vector Equilibrium geometry, prepared by my dear friend and colleague, Randy Langel (

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