invariant object
41Covariance and contravariance (computer science) — Within the type system of a programming language, covariance and contravariance refers to the ordering of types from narrower to wider and their interchangeability or equivalence in certain situations (such as parameters, generics, and return… …
42Momentum — This article is about momentum in physics. For other uses, see Momentum (disambiguation). Classical mechanics Newton s Second Law …
43optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… …
44Eiffel (programming language) — Infobox programming language name = Eiffel paradigm = object oriented year = 1986 designer = Bertrand Meyer developer = Bertrand Meyer Eiffel Software latest release version = 4.2 latest release date = Feb 6, 1998 typing = static typing, strong… …
45Group action — This article is about the mathematical concept. For the sociology term, see group action (sociology). Given an equilateral triangle, the counterclockwise rotation by 120° around the center of the triangle acts on the set of vertices of the… …
46Blob detection — Feature detection Output of a typical corner detection algorithm …
47Angular momentum — For a generally accessible and less technical introduction to the topic, see Introduction to angular momentum. Classical mechanics Newton s Second Law …
48Emmy Noether — Amalie Emmy Noether Born 23 March 1882(1882 03 23) …
49Lie group — Lie groups …
50Monitor (synchronization) — In concurrent programming, a monitor is an object or module intended to be used safely by more than one thread. The defining characteristic of a monitor is that its methods are executed with mutual exclusion. That is, at each point in time, at… …
