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# The Discovery of the Number e

When most of us are first taught about the number , we are told that it is an irrational, transcendental number that is about 2.7182. Most people simply learn to manipulate . High school classes rarely mention where comes from. It is usually introduced when learning about exponents and logarithms as a “special” base that you will use a lot down the road. Early in high school I remember asking a teacher what was. I received the usual circular answer, that is the base of the natural logarithm which in turn is the logarithm of an exponent raised to the base of . This answer did not satisfy me, but I was told that I had to wait for calculus to learn other ways of approaching it’s definition...

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Note by Peter Taylor
4 years, 5 months ago

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I tried and failed to share the blog in facebook. I guess the button right there at the right corner of the blog was for sharing on facebook! · 3 years, 8 months ago

How would you show that $$e$$ is irrational?

Note that this will heavily depend on your definition of $$e$$. Staff · 4 years, 5 months ago