(eleven, elv, el, or other) is the second transdecimal digit.
The next prime after E is 11, forming a twin prime pair.
There are E different distinct nets of a cube and an octahedron.
There is a smarter way to write it as a capital latin espilon.
- The reason why it looks like an espilon is because E is for eleven.
- That's why Dwiggins used the symbol