logically consistent
21Quantum mechanics — For a generally accessible and less technical introduction to the topic, see Introduction to quantum mechanics. Quantum mechanics …
22Item tree analysis — (ITA) is a data analytical method which allows constructing ahierarchical structure on the items of a questionnaire or test from observed responsepatterns. Assume that we have a questionnaire with m items and that subjects cananswer positive (1)… …
23coherent — I (clear) adjective adapted to the understanding, apparent, apprehensible, articulate, audible, clear cut, cogent, cognizable, cohaerens, comprehensible, concise, congruens, decipherable, defined, definite, direct, discernible, distinct, easily… …
24physical science, principles of — Introduction the procedures and concepts employed by those who study the inorganic world. physical science, like all the natural sciences, is concerned with describing and relating to one another those experiences of the surrounding… …
25Parallel postulate — In geometry, the parallel postulate, also called Euclid s fifth postulate since it is the fifth postulate in Euclid s Elements , is a distinctive axiom in what is now called Euclidean geometry. It states that: If a line segment intersects two… …
26Hyperreal number — *R redirects here. For R*, see Rockstar Games. The system of hyperreal numbers represents a rigorous method of treating the infinite and infinitesimal quantities. The hyperreals, or nonstandard reals, *R, are an extension of the real numbers R… …
27Activity recognition — aims to recognize the actions and goals of one or more agents from a series of observations on the agents actions and the environmental conditions. Since the 1980s, this research field has captured the attention of several computer science… …
28consonant — I adjective accordant, adapted, agreeing, alike, answerable, appropriate, apt, arranged, at one, attuned, balanced, becoming, coherent, coincident commensurate, compatible, concerted, concordant, concurrent, conformable, conforming, congenial,… …
29Physics — (Greek: physis φύσις), in everyday terms, is the science of matter [R. P. Feynman, R. B. Leighton, M. Sands (1963), The Feynman Lectures on Physics , ISBN 0 201 02116 1 Hard cover. p.1 1 Feynman begins with the atomic hypothesis.] and its motion …
30Number system — This article is about different sets of numbers. For different methods of expressing numbers with symbols, see numeral system. In mathematics, a number system is a set of numbers, (in the broadest sense of the word), together with one or more… …
