Students catch up under a giant oak tree on the first day of school at Palo Alto High School on August 14, 2024. Photo by Anna Hoch-Kenney. In an effort to provide students more advancement ...

In the late 19th century, Karl Weierstrass invented a fractal-like function that was decried as nothing less than a “deplorable evil.” In time, it would transform the foundations of mathematics.

Educational Studies in Mathematics, Vol. 73, No. 1 (Jan., 2010), pp. 3-19 (17 pages) This study is part of a project concerned with the analysis of how students work with two-variable functions. This ...