| Issue update_changes | wiki (member only) | 
|---|---|
| Changes between MathML 2 and 3 need to be logged | |
| The current appendix is just a stub that will be completed in later drafts. | |
| Resolution | None recorded | 
Changes to Appendix C MathML3 Content Dictionaries.
The concept of a Content Dictionary was introduced in MathML3, the whole chapter and the content dictionaries were compiled anew.