I see the written representation of the equation and then manipulate it like I would with a pencil and eraser. I actually like this question a lot. I've been p

I see the written representation of the equation and then manipulate it like I would with a pencil and eraser. I actually like this question a lot. I've been practicing mental visualization and mental audio reproduction. I call it fidelity. My theory is by increasing my mental fidelity, I can increase my overall intelligence.