One Of The Most Important Constants In Math Is "e"

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The letter "e" is also a number. In mathematics, anyway. It is known as Euler's number, and is one of the most important constants in math, right up there with pi, Pythagoras' constant, the golden ratio, and more. The number "e" is equal to 2.718281828... but why is it so significant? The videos below will tackle that question.


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What Is "e" In Mathematical Terms?

It's a lot more than just a simple letter.

What Is The Number e?

Yes, it is a number—and it's very important.

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What Is a Constant in Algebraic Math?

"e" is a constant, but what does that even mean?