Hello World

## Math formula

- Inline math example: .
- Display math example:

## Numbering and referencing

For any real number , we have The equation is the power series definition of the exponential function, and the equation is known as Euler’s formula.

## Theorem environment

No three positive integers , , and satisfy the equation for any integer value of greater than .

I have a proof of this theorem, but there is not enough space.

## LaTeX package

To use a LaTeX package, include it in the `latex preamble`

submenu under the `Meta`

menu. Here is an example of using
`tikz-cd`

package:

## Bibliography

Here is a citation example in Chicago author-date style:

Einstein’s journal paper (Einstein 1905) and Dirac’s book (Dirac 1981) are physics-related items.

## Reference

Dirac, Paul Adrien Maurice. 1981.

*The Principles of Quantum Mechanics*. International Series of Monographs on Physics. Clarendon Press.
Einstein, Albert. 1905. “Zur Elektrodynamik
bewegter Körper.
(German) [On the Electrodynamics of Moving
Bodies].”

*Annalen Der Physik*322 (10): 891–921.