Sums of sines and cosines

Published on 2019-01-19 Series and summations

Summing weighted geometric series

Published on 2019-01-10 Series and summations

Divisibility of a binary number by 3

Published on 2019-01-01 Tricks

Moments of the Exponential Distribution

Published on 2019-01-01 Probability distributions

Min and Max of Independent Random Variables

Published on 2018-12-28 Probability distributions

Squaring a number that ends in 5

Published on 2018-12-27 Tricks