摘要 : ABSTRACT Answering a call by the Common Vision for instructional material to “establish stronger connections with other disciplines” and “work with professional-level technology tools,” the present article shows how various aspect... 展开 ABSTRACT Answering a call by the Common Vision for instructional material to “establish stronger connections with other disciplines” and “work with professional-level technology tools,” the present article shows how various aspects of fitting circles to data fit in existing courses from basic calculus to advanced calculus. 收起