infinitude
71Four color theorem — Example of a four colored map A four colori …
72Finite set — In mathematics, a set is called finite if there is a bijection between the set and some set of the form {1, 2, ..., n} where n is a natural number. (The value n = 0 is allowed; that is, the empty set is finite.) An infinite set is a set which is… …
73Giordano Bruno — Infobox Philosopher region = Western Philosophy era = Renaissance philosophy color = #B0C4DE name = Giordano Bruno birth = 1548, Nola, Campania, Spanish Kingdom of Naples death = February 17, 1600 (aged age|1548|0|0|1600|2|17), Rome main… …
74Leonhard Euler — Infobox Scientist name = Leonhard Euler|box width = 300px |200px image width = 200px caption = Portrait by Johann Georg Brucker birth date = birth date|df=yes|1707|4|15 birth place = Basel, Switzerland death date = 18 September (O.S 7 September)… …
75Number theory — A Lehmer sieve an analog computer once used for finding primes and solving simple diophantine equations. Number theory is a branch of pure mathematics devoted primarily to the study of the integers. Number theorists study prime numbers (the… …
76Number — For other uses, see Numbers (disambiguation). A number is a mathematical object used to count and measure. In mathematics, the definition of number has been extended over the years to include such numbers as zero, negative numbers, rational… …
77Topology — (Greek topos , place, and logos , study ) is the branch of mathematics that studies the properties of a space that are preserved under continuous deformations. Topology grew out of geometry, but unlike geometry, topology is not concerned with… …
78Fermat number — In mathematics, a Fermat number, named after Pierre de Fermat who first studied them, is a positive integer of the form:F {n} = 2^{2^{ overset{n} {} + 1where n is a nonnegative integer. The first nine Fermat numbers are OEIS|id=A000215:As of|2008 …
79Bodhi — (बोधि) is both the Pāli and Sanskrit word traditionally translated into English as enlightenment. The word buddha means one who has achieved bodhi. Bodhi is also frequently translated as awakening. Although its most common usage by far is in the… …
80Victor Cousin — (28 November 1792 13 January 1867) was a French philosopher.BiographyEarly lifeThe son of a watchmaker, he was born in Paris, in the Quartier Saint Antoine.At the age of ten he was sent to the local grammar school, the Lycée Charlemagne, where he …
