- In mathematics, division by zero, division where the divisor (denominator) is zero, is a unique and problematic special case. Using fraction notation, the general example can be written as a/0 where a is the dividend (numerator).
- Oskar Morgenstern (Wikipedia)
Oskar Morgenstern (January 24, 1902 – July 26, 1977) was a German-born economist. In collaboration with mathematician John von Neumann, he founded the mathematical field of game theory as applied to the social sciences and strategic decision-making (see von Neumann–Morgenstern utility theorem).