The factorial symbol ! should be upright, it is sloping in Clients-side mathjax mode.
Closed, ResolvedPublicBUG REPORT
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Authored By

	SalixAlba
	Sep 27 2024, 8:31 PM

Description

Steps to replicate the issue (include links if applicable):

Set math preference to client-side MathJax
Enter the formula <math>\{x:\Phi (x)\},\,\frac{(4n)!}{n!^4}.</math>

What happens?:

Rendered as

What should have happened instead?:

In SVG mode

In MathML mode

Software version (on Special:Version page; skip for WMF-hosted wikis like Wikipedia):

Other information (browser name/version, screenshots, etc.):

Chrome 129.

Details

	Subject	Repo	Branch	Lines +/-
	Treat ! as operator	mediawiki/extensions/Math	REL1_43	+7 -0
	Treat ! as operator	mediawiki/extensions/Math	master	+7 -0

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Related Objects
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		Status	Subtype	Assigned	Task
		Open	BUG REPORT	None	T375238 Client-side MathJax rendering problems
		Resolved	BUG REPORT	Physikerwelt	T375935 The factorial symbol ! should be upright, it is sloping in Clients-side mathjax mode.

Event Timeline

SalixAlba created this task.Sep 27 2024, 8:31 PM

Restricted Application added a subscriber: Aklapper. · View Herald TranscriptSep 27 2024, 8:31 PM

SalixAlba added a parent task: T375238: Client-side MathJax rendering problems.Sep 27 2024, 8:31 PM

Could reproduce the problem on https://en.wikipedia.beta.wmflabs.org/wiki/T375935

Next step compare native mathml output with mathjax mathml output

I think this should be fixed after operator spacing T375974.

Physikerwelt moved this task from Inbox to Needs clarification on the Math board.Oct 27 2024, 9:53 PM

Fixing by adding ! to mo

Change #1088695 had a related patch set uploaded (by Physikerwelt; author: Physikerwelt):

[mediawiki/extensions/Math@master] Treat ! as operator

https://gerrit.wikimedia.org/r/1088695

gerritbot added a project: Patch-For-Review.Nov 9 2024, 7:05 AM

Change #1088695 merged by jenkins-bot:

[mediawiki/extensions/Math@master] Treat ! as operator

https://gerrit.wikimedia.org/r/1088695

Maintenance_bot removed a project: Patch-For-Review.Nov 14 2024, 9:32 AM

ReleaseTaggerBot added a project: MW-1.44-notes (1.44.0-wmf.4; 2024-11-19).Nov 14 2024, 10:00 AM

Change #1091730 had a related patch set uploaded (by Krinkle; author: Physikerwelt):

[mediawiki/extensions/Math@REL1_43] Treat ! as operator

https://gerrit.wikimedia.org/r/1091730

gerritbot added a project: Patch-For-Review.Nov 15 2024, 1:52 PM

Change #1091730 merged by jenkins-bot: