By Erin Moss Have you ever wanted a comprehensive understanding of how mathematics texts are really being utilized by college instructors and students? The NSF DUE-funded UTMOST project (Undergraduate Teaching of Mathematics with Open Software and Textbooks) explored just that, while further developing open resources for use in college mathematics classrooms. Readers may recall that...

By David Bressoud @dbressoud As of 2024, new Launchings columns appear on the third Tuesday of the month./ And now something else remarkable happens. If our function is differentiable at every point inside an open disc that contains x, no matter how small that disc might be, then the second derivative must exist everywhere inside that...