# without+choice

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**Chess960**— a b c d e f g h …82

**Axiom of determinacy**— The axiom of determinacy (abbreviated as AD) is a possible axiom for set theory introduced by Jan Mycielski and Hugo Steinhaus in 1962. It refers to certain two person games of length ω with perfect information. AD states that every such game in… …83

**Generalised metric**— In mathematics, the concept of a generalised metric is a generalisation of that of a metric, in which the distance is not a real number but taken from an arbitrary ordered field.In general, when we define metric space the distance function is… …84

**Ronin**— A nihongo|ronin|浪人|rōnin was a samurai with no lord or master during the feudal period (1185–1868) of Japan. A samurai became masterless from the ruin or fall of his master (as in the case of death in a war), or after the loss of his master s… …85

**Symmetric algebra**— In mathematics, the symmetric algebra S ( V ) (also denoted Sym ( V )) on a vector space V over a field K is the free commutative unital associative K algebra containing V .It corresponds to polynomials with indeterminates in V , without choosing …86

**Daud Bandagi Kirmani**— Early 17th century Miniature Painting of Hazrat Daud Bandagi Syed Muhammad Ibrahim bin Syed Fatehullah Kirmani 1513 1575C.E. (AH 919 982) more popularly known as Shaikh Daud Bandagi Kirmani was a famous 16th century saint of the Qadiri order.… …87

**Fermat's principle**— In optics, Fermat s principle or the principle of least time is the idea that the path taken between two points by a ray of light is the path that can be traversed in the least time. This principle is sometimes taken as the definition of a ray of …88

**obligatory**— I adjective binding, coactive, coercive, commanded, compelling, compulsatory, compulsive, compulsory, constrained, dictated, enforced, essential, exigent, forced, forcible, imperative, importunate, imposed, incumbent on, indispensable,… …89

**Chatham Manor**— Coordinates: 38°18′31.8″N 77°27′19.3″W / 38.308833°N 77.455361°W / 38.308833; 77.455361 …90

**or**— I (Roget s IV) conj. 1. [A suggestion of choice] Syn. or only, or but, as an alternative, as a choice, as a substitute, on the other hand, in turn, conversely, in other words, or else, in preference to, preferentially; see also either . Ant.… …