After four months Bott left the army and signed up for a one year Master's course at McGill University, still on electrical engineering but by now he was moving in interest towards mathematics.
Pagkatapos ng apat na buwan Bott kaliwa ng hukbo at sign up para sa isang taon Master's course sa McGill University, pa rin sa electrical engineering ngunit sa ngayon siya ay lumipat sa interes sa matematika.