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Is there a conventional meaning for the symbol $\looparrowright$ when used in math.

I came across this symbol in here (see slide 2 for e.g.).

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  • $\begingroup$ It seems that it is being used as an "em dash". For more information, see <thepunctuationguide.com/em-dash.html>. I want to add that it is certainly not standard, and personally is somewhat distracting. $\endgroup$ – Alberto Takase Mar 13 at 18:24
  • $\begingroup$ @AlbertoTakase I'm not sure, it still confuses me. $\endgroup$ – Likely Mar 14 at 7:44

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