Monthly Archives: August 2019

Some thoughts about epsilon and delta

By Ben Blum-Smith, Contributing Editor The calculus has a very special place in the 20th century’s traditional course of mathematical study. It is a sort of fulcrum: both the summit toward which the whole secondary curriculum strives, and the fundamental … Continue reading

Posted in Faculty Experiences, Mathematics Education Research, Student Experiences | Tagged , , , , , , , , | 4 Comments

Understanding in Calculus: Beyond the “Sliding Tangent Line”

By: Natalie Hobson, Sonoma State University If you give calculus students graphs, they are going to draw tangent lines. As instructors we often encourage students to rely on tangent lines so heavily that discussions about rates of change become lessons … Continue reading

Posted in testing | 5 Comments