What is e?

e is the base of the natural logarithm, a fundamental constant. It is an irrational number approximately equal to 2.7181281828459.. e is the most important constant in mathem (MORE)

What is e for?

In maths, e is a representation of a number (much in the same was as the pi symbol is) of about 2.71.... It is usually raised to a power, the graph of which is a curve crossin (MORE)