Definition:Euler's Number/Exponential Function
Jump to navigation
Jump to search
Definition
The number $e$ can be defined as the number satisfied by:
- $e := \exp 1 = e^1$
where $\exp 1$ denotes the exponential function of $1$.
Decimal Expansion
The decimal expansion of Euler's number $e$ starts:
- $2 \cdotp 71828 \, 18284 \, 59045 \, 23536 \, 02874 \, 71352 \, 66249 \, 77572 \, 47093 \, 69995 \ldots$
Also see
Source of Name
This entry was named for Leonhard Paul Euler.
Sources
- 1966: Walter Rudin: Real and Complex Analysis: Prologue