In the quiet lab…
CP: So, how do people normally write this equation?
Dr. K: What do you mean?
CP: I meant, when people represent this, they normally put it at the numerator or denominator?
Dr. K: No one has ever done it, how do we know what’s "normally" done?
CP: 
oh… okie…
Dr. K: That’s why we’re doing it!
CP: ……
Your professor must think you are asking the idiot question he had ever had…. hahaha