Support `\cancel`, `\bcancel`, `\xcancel`, `\cancelto`

[ForNeVeR]

Discussed in https://github.com/ForNeVeR/wpf-math/discussions/348

^{Originally posted by **TheDIMONDK** January 28, 2023} # Hello! Is it possible to do as here:  ## [Source](https://tex.stackexchange.com/questions/75525/how-to-write-crossed-out-math-in-latex)

• [x] \cancel
• [x] \bcancel
• [x] \xcancel
• [ ] \cancelto