Bill Casselman’s Column Archive Here are Bill Casselman’s older Feature Columns. Bill’s newest columns may be found here. January 2021 – Am I really uninfected? COVID-19 and rapid testing (Math and the Sciences, Math and Nature, Probability and Statistics) September 2020 – Does He Have It?: Sensitivity, Specificity, and COVID-19Read More →
David Austin’s Column Archive Here are David Austin’s older Feature Columns. David’s newest columns may be found here. March 2021 – Lost (and found) in space (Math and the Sciences, Math and Technology, Linear Algebra) October 2020 – Pooling strategies for COVID-19 testing (Math and the Sciences, Math and Nature,Read More →
Colm Mulcahy’s Column Archive Here are Colm Mulcahy’s Feature Columns. October 2000 – Mathematical Card Tricks (Algebra, Miscellaneous)Read More →
Étienne Ghys and Josh Leys: Column Archive Here are the Feature Columns by Étienne Ghys and Josh Leys. November 2006 – Lorenz and Modular Flows: A Visual Introduction (Math and the Sciences, Linear Algebra)Read More →