Anomalies in v4 alpha

Issue Summary

Slight anomalies having to do with display mode line breaking and line numbering

Steps to Reproduce:

See https://cdi2.palhoto.pt/test (in particular equations 1, 2, and 3) and compare when needed with the same content typeset by v3 in https://cdi2.palhoto.pt/texto/20

Technical details:

• MathJax Version: 4,alpha1
• Client OS: Linux Mint 21 Vanessa, 5.15.0-56-generic
• Browser: Firefox 108.0 (64-bit)

Configuration for v4: https://cdi2.palhoto.pt/scripts/mathjax4-config.js and loading MathJax locally with https://cdi2.palhoto.pt/mathjax4/es5/tex-mml-svg-nofont.js

Detected anomalies (for 2, 3 access on a smart phone):

1. Equation number for equation (1) seems to be in a larger font-size.
2. Line breaking displays equation numbers for equations (2,3) on the first line
3. Equation numbers for equations (2,3) are to the right of page boundary.