Question

what is e in mathmatics

Answer 1

natural logarithm, go search it.

Answer 2

http://www.wolframalpha.com/input/?i=e&a=*C.e-_*MathWorld-

Answer 3

http://en.wikipedia.org/wiki/E_%28mathematical_constant%29

Answer 4

The exponential number e is the base of natural logarithms. Also be aware that
\[f\prime e ^{x}=e ^{x}\]
so e^x has a rate of change proportional to itself.

Answer 5

Definition of e is attached.

General info at:
http://www.mathsisfun.com/numbers/e-eulers-number.html

Answer 6

\[e\sim2.718\]

Answer 7

Just another constant like $$\pi$$

Answer 8

Which brings to mind the interesting equation
\[e ^{i \pi}=-1\]

Answer 9

Euler's Number