## The Lottery Paradox Versus the Math of Probability

We know one ticket must win, but are sure it couldn’t be our ticket. If the same principle applies to each ticket, there can be no winner: That’s the Lottery Paradox.

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## How to Convert the Base of an Exponent with Logarithms

Why would anyone want to convert an exponential expression from one base to another? Why would logarithms help? Mike DeHaan breaks down the math for you.

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## Introducing the Binomial Coefficient for Positive Integers

How many ways can we select ‘k’ outcomes from ‘n’ possible outcomes, without concern for order/sequence? The binomial coefficient holds the answer.

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## Introducing the Factorial: the Exclamation Mark of Math

What is a factorial, and how is the exclamation point used in mathematics? Learn more about gamma functions and more.

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## A Brief Guide to the Euclidean Postulates Found in Euclid’s Elements

Euclid’s axioms and postulates, intended to be self-evident, are sufficient to prove the many propositions he made in Elements.

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