category of use
41Additive category — In mathematics, specifically in category theory, an additive category is a preadditive category C such that any finitely many objects A 1,..., A n of C have a biproduct A 1 ⊕ ⋯ ⊕ A n in C. (Recall that a category C is preadditive if all its… …
42Derived category — In mathematics, the derived category D(C) of an abelian category C is a construction of homological algebra introduced to refine and in a certain sense to simplify the theory of derived functors defined on C. The construction proceeds on the… …
43Protected area with sustainable use of natural resources — A Protected area with sustainable use of natural resources or Managed Resource Protected Area is a protected area in which the aim is to protect and preserve biological diversity in the long term. The IUCN defines such areas as Category VI. IUCN… …
44Autonomous category — In mathematics, an autonomous category is a monoidal category where dual objects exist.[1] Definition A left (resp. right) autonomous category is a monoidal category where every object has a left (resp. right) dual. An autonomous category is a… …
45fair use — see use 2 Merriam Webster’s Dictionary of Law. Merriam Webster. 1996. fair use n. The legal use of cop …
46Babylon 5's use of the Internet — began in 1991 [Straczynski s first fan archived post, to GEnie, is from November 1991, and clearly references earlier discussions now lost to time. (See [http://www.jmsnews.com/msg.aspx?id=1 7688 Babylon 5 is the name of a particular place where… …
47Glossary of category theory — This is a glossary of properties and concepts in category theory in mathematics.CategoriesA category A is said to be: * small provided that the class of all morphisms is a set (i.e., not a proper class); otherwise large. * locally small provided… …
48Accessible category — The theory of accessible categories was introduced in 1989 by mathematicians Michael Makkai and Robert Paré in the setting of category theory. Their motivation was model theoretic, a branch of mathematical logic.J. Rosicky… …
49nonconforming use — see use 2 Merriam Webster’s Dictionary of Law. Merriam Webster. 1996. nonconforming use n …
50Time use research — is a developing interdisciplinary field of study dedicated to knowing how people allocate their time during an average day. TOC The comprehensive approach to time use research addresses a wide array of political, economic, social, and cultural… …
