References
- Niven, Ivan, ‘A simple proof that π is irrational’, Bulletin of the American Mathematical Society, 53 (1947), 509.
- Simmons, George F., Introduction to topology and modern analysis, New York, NY: McGraw Hill, 1963.
- Simmons, George F., Differential equations with applications and historical notes, New York, NY: McGraw Hill, 1972, 1991.
- Simmons, George F., Precalculus mathematics in a nutshell: geometry, algebra, trigonometry, Los Altos, CA: William Kaufmann, 1981.
- Simmons, George F., Calculus with analytic geometry, New York, NY: McGraw Hill, 1985.
- Simmons, George F., Calculus gems: brief lives and memorable mathematics, New York, NY: McGraw Hill, 1992.