Oddness in Library - Physics Forums

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Users are experiencing issues with LaTeX rendering in posts on Physics Forums, where only the summary displays correctly while the main section shows malformed tags like ctex. Editing the affected field without making changes and saving it often resolves the issue. The presence of ctex tags does not seem to impact the final rendering of the content. There is confusion about why ctex appears on the page despite not being present in the edit code. The discussion highlights a recurring bug related to LaTeX formatting in the forum's library.
matt grime
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Here's a post I tex'ed up. When I did it it looked fine. Now I get no tex displaying except in the summary part. Clicking on the first ? in a square in the main section yields badly formed tags with ctex rather than tex. But clicking on edit shows only well formed mark up.

https://www.physicsforums.com/library.php?do=view_item&itemid=66
 
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matt grime said:
Here's a post I tex'ed up. When I did it it looked fine. Now I get no tex displaying except in the summary part. Clicking on the first ? in a square in the main section yields badly formed tags with ctex rather than tex. But clicking on edit shows only well formed mark up.

https://www.physicsforums.com/library.php?do=view_item&itemid=66
I too have experienced the same bug, it usually happens when someone edits a field containing latex. However, it usually sorts itself out if you edit the field, but don't change anything and then click save.

The ctex tags themselves don't seem to affect the rendering.
 
it works!

Hootenanny said:
I too have experienced the same bug, it usually happens when someone edits a field containing latex. However, it usually sorts itself out if you edit the field, but don't change anything and then click save.

It works!

Used it on Crazy Tosser's "uncertainty principle".

Thanks Hoot! :smile:
The ctex tags themselves don't seem to affect the rendering.

What is ctex?

Why does it appear on the page, even though it isn't even in the edit code afterwards?
 
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