- observation category
- • observointiluokka
English-Finnish dictionary. 2013.
English-Finnish dictionary. 2013.
Observation tower — in Auersberg, Saxony, Germany. An observation tower is a structure used to view events from a long distance and to create a full 360 degree range of vision. They are usually at least 20 metres (65.6 ft) tall and made from stone, iron, and… … Wikipedia
Observation deck — The 1793 Puente Nuevo bridge allows viewing from 120 m above the floor of El Tajo canyon. Main article: Deck (building) For other uses, see Deck … Wikipedia
Observation — Observations redirects here. For the travel book, see Observations (Pierre Belon). For other uses, see Observation (disambiguation). Observation is either an activity of a living being, such as a human, consisting of receiving knowledge of the… … Wikipedia
Category:Childhood psychiatric disorders — This category reflects the organization of International Statistical Classification of Diseases and Related Health Problems, 10th Revision. Generally, diseases outlined within the ICD 10 codes F80 F98 should be included in this category.… … Wikipedia
Chickatawbut Observation Tower — U.S. National Register of Historic Places … Wikipedia
History of supernova observation — The known history of supernova observation goes back to 185 CE, when supernova SN 185 appeared, the oldest appearance of a supernova recorded by humankind. Several additional supernovae within the Milky Way galaxy have been recorded since that… … Wikipedia
The Southern Star (observation wheel) — The Southern Star The Southern Star prior to its 2009 closure General information Status Dismantled for major repairs Type … Wikipedia
Comma category — In mathematics, a comma category (a special case being a slice category) is a construction in category theory. It provides another way of looking at morphisms: instead of simply relating objects of a category to one another, morphisms become… … Wikipedia
Triangulated category — A triangulated category is a mathematical category satisfying some axioms that are based on the properties of the homotopy category of spectra, and the derived category of an abelian category. A t category is a triangulated category with a t… … Wikipedia
Nerve (category theory) — In category theory, the nerve N(C) of a small category C is a simplicial set constructed from the objects and morphisms of C. The geometric realization of this simplicial set is a topological space, called the classifying space of the category C … Wikipedia
Dual (category theory) — In category theory, a branch of mathematics, duality is a correspondence between properties of a category C and so called dual properties of the opposite category Cop. Given a statement regarding the category C, by interchanging the source and… … Wikipedia