approximate calculation
101CHRONOLOGY — GENERAL The human notion of time involves the simultaneous and successive occurrence of events; the science of chronology ascertains their proper sequence. The human idea of time also involves measuring; chronology, therefore, attempts to… …
102FLOPS — Computer performance Name FLOPS yottaFLOPS 1024 zettaFLOPS 1021 exaFLOPS 1018 petaFLOPS 1015 teraFLOPS 1012 gigaFLOPS 109 megaFLOPS 106 kiloFLOPS …
103Timeline of Chinese history — History of China ANCIENT …
104Einstein's constant — or Einstein s gravitational constant, noted kappa; (kappa), is the coupling constant appearing in the Einstein field equation which can be written: G^{alpha gamma} = kappa , T^{alpha gamma} where Gα gamma; is the Einstein tensor and Tα gamma; is… …
105radioactivity — /ray dee oh ak tiv i tee/, n. Physics, Chem. the phenomenon, exhibited by and being a property of certain elements, of spontaneously emitting radiation resulting from changes in the nuclei of atoms of the element. Also called activity. [1895… …
106Calculus — This article is about the branch of mathematics. For other uses, see Calculus (disambiguation). Topics in Calculus Fundamental theorem Limits of functions Continuity Mean value theorem Differential calculus  Derivative Change of variables …
107Consumer price index — CPI redirects here. For other uses, see CPI (disambiguation). A consumer price index (CPI) measures changes in the price level of consumer goods and services purchased by households. The CPI, in the United States is defined by the Bureau of Labor …
108Grade (education) — GPA redirects here. For other uses, see GPA (disambiguation). Academic grading Africa Egypt • Kenya • Morocc …
109Orders of magnitude (numbers) — The logarithmic scale can compactly represent the relationship among variously sized numbers. This list contains selected positive numbers in increasing order, including counts of things, dimensionless quantity and probabilities. Each number is… …
110Perturbation theory (quantum mechanics) — In quantum mechanics, perturbation theory is a set of approximation schemes directly related to mathematical perturbation for describing a complicated quantum system in terms of a simpler one. The idea is to start with a simple system for which a …
