https://www.nationalbraille.org/forums/topic/perpendicular-symbol-as-a-subscript/
perpendicular symbol as a subscript - National Braille Association
Hello. I understand how to format a perpendicular symbol used in its typical way. But I'm trying to braille a […]
national braille associationperpendicular symbolsubscript
https://community.wolfram.com/t/how-to-add-a-perpendicular-symbol-at-the-intersection-of-two-mutually-perpendicular-lines/26181
How to add a perpendicular symbol at the intersection of two mutually perpendicular lines? -...
how toperpendicular symbolat theaddintersection