an algebra

a person who's still not over their X, mentioning them any chance they get in the disguise of an equation, often displaying obsessive, stalking behaviors.

Teacher: ''Find X''
Jane: ''you're being creepy again, maybe X left for a reason''
Teacher: ''Solve Y''
Jane: ''I don't know Y X left!!!''
Teacher: ''Answer the question. NOW.''
Jane: ''I can't believe it! You're such an algebra! Stop asking me and let's have a normal conversation for once!''