[wp-trac] [WordPress Trac] #54604: Allow for nestable superscript tags

[WordPress Trac]

#54604: Allow for nestable superscript tags
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 Reporter:  tobiaseichert    |      Owner:  (none)
     Type:  feature request  |     Status:  new
 Priority:  normal           |  Milestone:  Awaiting Review
Component:  Formatting       |    Version:  trunk
 Severity:  normal           |   Keywords:
  Focuses:                   |
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 Allow for nestable <sup> tags required for proper mathematical notation,
 s.

 https://html.spec.whatwg.org/multipage/text-level-semantics.html#the-sub-
 and-sup-elements

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Ticket URL: <https://core.trac.wordpress.org/ticket/54604>
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