m - Tex Command

rm

m - Turns on roman; affects uppercase and lowercase letters, and digits and uppercase Greek.

{ 
m ...}

m command is used to create right angled bracket.

m AaBbalphaeta123

$ m AaBbalphaeta123 $

{
m A B} A B

$ { m A B} A B $

DeltaGammaLambda{
mDeltaGammaLambda}

$ DeltaGammaLambda{ mDeltaGammaLambda} $

m AB f CD

$ m AB f CD $

m{AB}CD