** Eunectes murinus, the green anaconda, the largest species, is found east of the Andes in Colombia, Venezuela, the Guianas, Ecuador, Peru, Bolivia, Brazil and on the island of Trinidad.

** Eunectes notaeus, the yellow anaconda, a smaller species, is found in eastern Bolivia, southern Brazil, Paraguay and northeastern Argentina.

** Eunectes deschauenseei, the dark-spotted anaconda, is a rare species found in northeastern Brazil and coastal French Guiana.

** Eunectes beniensis, the Bolivian anaconda, the most recently defined species, is found in the Departments of Beni and Pando in Bolivia.

** Tarski's theorem: For every infinite set A, there is a bijective map between the sets A and A × A.

** The Cartesian product of any family of nonempty sets is nonempty.

** König's theorem: Colloquially, the sum of a sequence of cardinals is strictly less than the product of a sequence of larger cardinals.

** Hausdorff maximal principle: In any partially ordered set, every totally ordered subset is contained in a maximal totally ordered subset.

** For every non-empty set S there is a binary operation defined on S that makes it a group.

** Tychonoff's theorem stating that every product of compact topological spaces is compact.

** In the product topology, the closure of a product of subsets is equal to the product of the closures.

** If S is a set of sentences of first-order logic and B is a consistent subset of S, then B is included in a set that is maximal among consistent subsets of S. The special case where S is the set of all first-order sentences in a given signature is weaker, equivalent to the Boolean prime ideal theorem ; see the section " Weaker forms " below.

** Any union of countably many countable sets is itself countable.

** If the set A is infinite, then there exists an injection from the natural numbers N to A ( see Dedekind infinite ).

** Every infinite game in which is a Borel subset of Baire space is determined.

** The Vitali theorem on the existence of non-measurable sets which states that there is a subset of the real numbers that is not Lebesgue measurable.

** The Lebesgue measure of a countable disjoint union of measurable sets is equal to the sum of the measures of the individual sets.

** The Nielsen – Schreier theorem, that every subgroup of a free group is free.

** New Harmony, Indiana ( founder: Robert Owen ) — practiced economic communism, although it proved to be socially flawed and thus unable to sustain itself.

** 9. 5 % are socially rented ( i. e. council accommodation )

** Presence ( Social Group ) — how socially influential they can be.

** Manipulation ( Social Group ) — how socially dominating they are.

** Composure ( Social Group ) — how socially dignified they are.

** Legally and / or socially changing their name to something consistent with their gender identity

** The distributed. net's OGR project is searching for optimal Golomb rulers.

** Allocative efficiency, an optimal distribution of goods

** Yaw bearing, one of the components to keep optimal heading in a wind turbine.

** Operations research ( OR ), also known as operational research, provides optimal or near-optimal solutions to complex problems.

** Statilius Taurus was forced to suicide because Agrippina wanted his gardens.

** DI — Defensive Indifference: if the catcher does not attempt to throw out a runner ( usually because the base would be insignificant ), the runner is not awarded a steal.

** Council of Pisa ( 1409 ) attempted to solve the Great Western Schism. The council is not numbered because it was not convened by a pope and its outcome was repudiated at Constance.

** Mother Superior in The Romance of the Forest – Adeline fled from this convent because the sisters weren ’ t allowed to see sunlight.

** the materials are subject to a subpoena-although many practitioners regard that fact as a category of permissible disclosure, not as a categorical exclusion from confidentiality ( because court-ordered secrecy provisions may apply even in case of a subpoena ).

** Different horsepower rating for Australia due to different ignition map used because of possible low grade fuel.

** Carbon dioxide in water is a less simple example, because the solution is accompanied by a chemical reaction ( formation of ions ).

** 95. americium, Am, named because it is an analog to europium, and so was named after the continent where it was first produced ( 1944 ).

** The Republic of China ( Taiwan ) drops diplomatic relations with France because of French recognition of the People's Republic of China.

** Martial law is declared in Britain because of the general strike.

** The French navy bombards Damascus because of the Druze riots.

** Howard Hughes nearly dies in a test flight of the Hughes XF-11 and crashes it in a suburban Beverly Hills neighborhood because of a propeller malfunction.

** In Brussels, trade talks break fail because of a dispute between the U. S. and the European Union over farm export subsidies.

** Monte Blue, American actor, heart attack because of complications from influenza ( b. 1887 )

** West German refugee minister Theodor Oberländer is fired because of his past with Nazi Germany.

** Fidel Castro declares martial law in Cuba because of a possible U. S. attack.

** Zambia threatens to leave the Commonwealth of Nations because of British peace overtures to Rhodesia.

** United Nations Secretary-General U Thant declares that he will not seek re-election, because U. N. efforts in Vietnam have failed.

** Nadine Gordimer, whose work was once suppressed because of its scatching criticism of Apartheid in South Africa, is awarded the 1991 Nobel Prize in Literature.

** Three thousand people from Belfast and Derry flee to the Republic of Ireland because of the violence.

** Syria severs diplomatic relations with Jordan because of border clashes.

** Nine executives of the German pharmaceutical company Grunenthal are charged for breaking German drug laws because of thalidomide.

** Vietnam War: U. S. Secretary of State Dean Rusk states during a news conference that proposals by the U. S. Congress for peace initiatives are futile, because of North Vietnam's opposition.

** The Parliament of Austria is suspended because of a quibble over procedure ; Chancellor Engelbert Dollfuss initiates authoritarian rule by decree ( see Austrofascism ).

In the US, magazines and newspapers often do not use it, instead printing " family-friendly " censored versions, usually " n * gg * r ", " n ** ger ", " n ——", and " the N-word "; however, historians and social activists, such as Dick Gregory, criticize the euphemisms and their usage as intellectually dishonest, because using the euphemism " the N-word " instead of nigger robs younger generations of Americans of the full history of Black people in America.