KickaStone | 2026-01-16 08:14:37 UTC | #1
Hi, equations cannot be rendered inside the "details" tag when using the MathJax engine. Like this
```
[details="Summary"]
$a \times b = c$
[/details]
```
Could you take a look at this problem?
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sam | 2026-01-16 05:51:00 UTC | #2
It is fixed now :hugs:
[details="Summary"]
$a \times b = c$
[/details]
-------------------------
Ethsim2 | 2026-01-16 08:15:46 UTC | #3
Yep - this was already fixed quite a while ago 👍
The MathJax-inside-[details] issue was resolved by
[quote=“j.jaffeux, post:4, topic:372218”]
https://github.com/discourse/discourse-math/pull/111
[/quote]
That change has been in place for a long time, which is why Sam’s example now renders correctly.
Looks like this report just hit an instance that hadn’t updated yet - all good now.
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Moin | 2026-01-16 08:19:47 UTC | #4
[quote="Ethsim2, post:3, topic:393640"]
Looks like this report just hit an instance that hadn’t updated yet
[/quote]
Well, the report was written in 2024. There was no fix back then. Why do you assume they haven't updated since?
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Ethsim2 | 2026-01-16 08:22:01 UTC | #5
Because https://meta.discourse.org/raw/393640 says the report was made this year
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Moin | 2026-01-16 10:15:47 UTC | #6
It says the post was last updated today (which makes sense. I have added a tag). The date in the raw is `updated_at` not `created_at`
https://github.com/discourse/discourse/blob/8b9fb4e69fab1f2014ab519874e2b548cfdc463f/app/controllers/posts_controller.rb#L51
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Ethsim2 | 2026-01-16 10:15:46 UTC | #7
[quote="Moin, post:6, topic:393640"]
It says the post was last updated today (which makes sense. I have added a tag). The date in the raw is "updated_at" not "created_at"
https://github.com/discourse/discourse/blob/8b9fb4e69fab1f2014ab519874e2b548cfdc463f/app/controllers/posts_controller.rb#L51
[/quote]
Yep, agreed - thanks for confirming.
The confusion comes from `/raw/` using `updated_at` in the header, which makes historical reports look “newer” than they are.
I think the real question is whether `/raw/` should:
- use `created_at` instead, or
- explicitly label it as “updated”, or
- include both to avoid misinterpretation.
Happy to put together a small PR once there’s agreement on which behaviour is preferred.
-------------------------