Highlights from the Math Horizons April issue include a mathematical exposé of recent psychology research, a homemade recipe for solving Rubik's cube, a mind-bending foray into high-dimensional space, and a nod to Paul Erdős on the occasion of his 100th birthday. —Stephen Abbott and Bruce Torrence
Volume 20, Issue 4
Confusion around conditional probabilities calls into question several decades of psychology research. (pdf)
Bruce Torrence and Ron Graham
Math Horizons marks the centennial year of the prolific mathematician from Budapest with some reminiscing from an Erdős number one fan.
Does a Japanese graphic narrative book series successfully animate the undergraduate mathematics curriculum? Our student reviewer decides.
Fitting a ball into a box and mowing the lawn take on a whole new dimension.
Whether it’s qualifying exams or happy hour, surviving in graduate school is all about bringing the passion.
Stephen Morris, Richard Stong, and Stan Wagon
A notorious interview question for Facebook job candidates sends the authors off to the races.
Maybe you learned how to “solve” the cube—now learn how to solve the cube.
Bahman Kalantari and Bruce Torrence
Modulus plots reveal subtle truths about complex polynomials, roots, and even level curve intersections.
The Math Horizons problem section, edited by Derek Smith and Gary Gordon
How does the way we learn mathematics at an early age set us up for success—or failure—down the road? (Blogger)
Words of wisdom for graduates wondering whether their mathematical studies have prepared them for life beyond the classroom.