E (mathematical constant)

The mathematical constant e is the base of the natural logarithm function. Its value to the 29th decimal digit is:

Related Topics:
Mathematical constant - Natural logarithm

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:e = 2.71828 18284 59045 23536 02874 7135...

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Alongside the number π and the imaginary unit i, e is one of the most important numbers in mathematics. It has a number of equivalent definitions; some of them are given below.

Related Topics:
π - Imaginary unit ''i''

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e is occasionally called Euler's number after the Swiss mathematician Leonhard Euler, or Napier's constant in honor of the Scottish mathematician John Napier who introduced logarithms.

Related Topics:
Leonhard Euler - John Napier - Logarithm

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