The problem I'm solving involves a proof using the operator $ad A$, which is defined as follows:
$ad$ $A $ $\cdot =[A,\cdot]$
What does this notation mean?
The problem I'm solving involves a proof using the operator $ad A$, which is defined as follows:
$ad$ $A $ $\cdot =[A,\cdot]$
What does this notation mean?