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Math Horizons Contents—April 2013

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

The Mathematics of Measuring Self-Delusion

Kristopher Tapp

Confusion around conditional probabilities calls into question several decades of psychology research. (pdf)


The 100th Birthday of Paul Erdős/Remembering Erdős

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.


THE VIEW FROM HERE: Manga Guides Can Make You Wise—Or at Least Smile

Urchin Colley

Does a Japanese graphic narrative book series successfully animate the undergraduate mathematics curriculum? Our student reviewer decides.


Tails in High Dimensions

Avner Halevy

Fitting a ball into a box and mowing the lawn take on a whole new dimension.


THE DISGRUNTLED MATH MAJOR: Keep the Math Flame Burning

Nick Boredaki

Whether it’s qualifying exams or happy hour, surviving in graduate school is all about bringing the passion.


And the Winners Are…

Stephen Morris, Richard Stong, and Stan Wagon

A notorious interview question for Facebook job candidates sends the authors off to the races.


Write Your Own Recipe for Rubik’s Cube

Burkard Polster

Maybe you learned how to “solve” the cube—now learn how to solve the cube.


The Fundamental Theorem of Algebra for Artists

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


Aftermath: Mathematical Habits of Mind

Karen King

How does the way we learn mathematics at an early age set us up for success—or failure—down the road? (Blogger)


Math’s Life Lessons

Tim Chartier

Words of wisdom for graduates wondering whether their mathematical studies have prepared them for life beyond the classroom.