User:Doremítzwr/super- and subscript æquivalencies

Mʳ ≟ Mr ≟ Mr
Mᵣ ≟ Mr ≟ Mr
M ʳ ≟ Mr ≟ Mr
Mᵣ ≟ Mr ≟ Mr
M ʳ ≟ MrMr
Mᵣ ≟ MrMr
Mʳ ≟ Mr ≟ Mr
M ≟ Mr ≟ Mr