<!-- -*- mode: HTML; tab-width: 2; indent-tabs-mode: nil; -*- --> <!-- vim: set tabstop=2 expandtab shiftwidth=2 textwidth=80: --> <!DOCTYPE html> <html> <head> <title>mo-lspace-rspace</title> </head> <body> <p> <!-- not in the operator dictionary --> <math> <mtext>_</mtext> <mo>MO</mo> <mtext>_</mtext> </math> </p> <p> <!-- operator.\u223F.infix = lspace:3 rspace:3 # sine wave --> <math> <mtext>_</mtext> <mo>∿</mo> <mtext>_</mtext> </math> </p> <p> <!-- Invisible operator --> <math> <mtext>_</mtext> <mo>⁡</mo> <mtext>_</mtext> </math> </p> </body> </html>