### Discussed in https://github.com/quarto-dev/quarto-cli/discussions/5033

<div type='discussions-op-text'>

<sup>Originally posted by **gdietl** March 30, 2023</sup>
In the proof environment of bookdown, the end has been marked by a square, commonly used as the QED symbol. However, using quarto, the end of the proof is not specified. Is there an easy way to add this symbol to the proof environment?</div>
cderv
2023-03-30T12:31:50Z
cderv
enhancement
Future
open
QED symbol at the end of a proof
https://github.com/quarto-dev/quarto-cli/issues/5036