finite time
121RE (complexity) — In computability theory and computational complexity theory, RE (recursively enumerable) is the class of decision problems for which a yes answer can be verified by a Turing machine in a finite amount of time.[1] Informally, it means that if the… …
122Zeno's paradoxes — Zeno of Elea s arguments against motion precipitated a crisis in Greek thought. They are presented as four arguments in the form of paradoxes : (1) the Racecourse, or dichotomy paradox, (2) Achilles and the Tortoise, (3) the Arrow, and (4) the… …
123Grigori Perelman — Infobox Scientist image width = 150px name = Grigori Yakovlevich Perelman caption = birth date = birth date and age|1966|6|13 birth place = Leningrad, USSR death date = death place = field = Mathematician known for = Riemannian geometry and… …
124Word problem (mathematics) — In mathematics and computer science, a word problem for a set S with respect to a system of finite encodings of its elements, is the algorithmic problem of deciding whether two given representatives represent the same element of the set.… …
125Jules Richard — (born 12 Aug, 1862 in Blet, Département Cher, died 14 Oct, 1956 in Châteauroux, Département Indre) was a French mathematician. Life and WorksRichard taught at the lycées of Tours, Dijon and Châteauroux. He obtained his doctorate, at age of 39,… …
126Minkowski diagram — In the theory of relativity each observer assigns the event at A to a different time and location. The Minkowski diagram was developed in 1908 by Hermann Minkowski and provides an illustration of the properties of space and time in the special… …
127applied logic — Introduction the study of the practical art of right reasoning. The formalism (formal logic) and theoretical results of pure logic can be clothed with meanings derived from a variety of sources within philosophy as well as from other… …
128Autocorrelation — is a mathematical tool for finding repeating patterns, such as the presence of a periodic signal which has been buried under noise, or identifying the missing fundamental frequency in a signal implied by its harmonic frequencies. It is used… …
