What is the file name(s) where you found the bug?
File name: SabreSwap
https://qiskit.org/documentation/apidoc/transpiler_passes.html#module-qiskit.transpiler.passes

What is the current text that needs to be fixed?
The mathematical expression for H_decay is overflown and out of the webpage margins. The absolute sign is missing?

The link for 'SabreSwap()'
https://qiskit.org/documentation/stubs/qiskit.transpiler.passes.SabreSwap.html#sabreswap

Are there other related issues or pull requests about this bug?
No.
Does existing documentation need to be updated with new content? No
Which files need to be updated? No