The primary focus of WFMath is geometric objects. Thus, it includes several shapes (boxes, balls, lines), in addition to the basic math objects that are used to build these shapes (points, vectors, and matrices).
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The Quaternion class has been modified so that in a number of cases when it is initialised from data that would result in corruption, its valid flag is cleared. Many arithmetic operator functions have been reimplemented to make them more efficient and more compact.