Code point
U+29DE
Glyph appearance depends on your fonts.
U+29DE
SmU+29DE INFINITY NEGATED WITH VERTICAL BAR is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Miscellaneous Mathematical Symbols-B block.
Choose the representation you need, then copy its value.
U+29DE
10718
⧞
⧞
⧞
E2 A7 9E
29DE
000029DE
%E2%A7%9E
\u29DE
\u29DE
\u29DE
\29DE