10 2 is the base for the binary logarithm, used in computer science, 2.718 is the base for the natural logarithm used in pure mathematics.
What is the overall name for a branch of applied mathematics used to study behaviour in strategic situations, in which an individual's success in making choices depends on the choices of others?
What name is given to 7 mathematics problems stated by the Clay Mathematics Institute in 2000, for which a US$1,000,000 prize will be awarded for a correct solution to any of them?