A Year of Mathematics 2016 Calendar

The front cover, filled with equations; a brief look back at 2015 (the last Lucas-Carmichael number in our lifetime); twelve essays on pure math with definitions, equations, and proofs; dozens of mathematicians profiled on their birthdays; properties of numbers from -1 to 366; major, minor, and whimsical holidays; and - when you least expect it - a touch of humor. JANUARY: the unusual properties of 0, 1, 2, and 3 FEBRUARY: infinite series MARCH: pi APRIL: April Fool's Day proofs MAY: Fibonacci sequence JUNE: Dottie number JULY: factorials AUGUST: figurate numbers SEPTEMBER: normal numbers OCTOBER: continued fractions NOVEMBER: group theory DECEMBER: prime numbers