(CNN)- If (cos(6?k/2000)-i cos(12?k/2000))e^(3?i/4) means nothing to you, then you're probably like the rest of us. Normal.
The last time "cos" resonated with you, was during high school math-- when it meant "cosine," a trigonometric function...of some sort.
But to 25-year-old Iranian student Hamid Naderi Yeganeh, using cosines are a part of ...