Use `\bot` instead of `\perp` in math formulas.
Use `\bot` instead of `\perp` in math formulas.

`\perp` is for relations, `\bot` is usable as "name". Thanks @JanDupal
for hints :-)

MiUishadow/magnum,DerThorsten/magnum,MiUishadow/magnum,DerThorsten/magnum,DerThorsten/magnum,DerThorsten/magnum,MiUishadow/magnum,ashimidashajia/magnum,MiUishadow/magnum,ashimidashajia/magnum,ashimidashajia/magnum,MiUishadow/magnum,DerThorsten/magnum,MiUishadow/magnum,ashimidashajia/magnum,ashimidashajia/magnum