equal to the numerical value
41Naval tactics in the Age of Sail — A 17th century Spanish galleon Naval tactics in the Age of Sail were used from the early 17th century onward when sailing ships replaced oared galleys. These were used until the 1860s when steam powered ironclad warships rendered sailing line of… …
42Timeline of the Big Bang — Physical cosmology Universe · Big Bang …
43Vehicle registration plates of the United Kingdom — See also: Vehicle registration plate British number plates (1983 – 2001 numbering system), as observed in 2004 (last character of registration not shown); bottom plate lacks the EU band, which is not compulsory. Vehicle registration plates are… …
44Ship of the line — A ship of the line was a type of naval warship constructed from the 17th century through the mid 19th century, to take part in the the naval tactic known as the line of battle, in which two columns of opposing warships would manoeuvre to bring… …
45List of scientists opposing the mainstream scientific assessment of global warming — This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries …
46England (Before the Reformation) — England (Before the Reformation) † Catholic Encyclopedia ► England (Before the Reformation) This term England is here restricted to one constituent, the largest and most populous, of the United Kingdom of Great Britain and Ireland.… …
47Critical speed — In solid mechanics, in the field of rotordynamics, the critical speed is the theoretical angular velocity which excites the natural frequency of a rotating object, such as a shaft, propeller, leadscrew, or gear. As the speed of rotation… …
48New SI definitions — The seven SI base units and the interdependency of their current definitions A committee of the International Committee for Weights and Measures (CIPM) has proposed revised formal definitions of the SI base units, which are being examined by the… …
49Null (SQL) — The Greek lowercase omega (ω) character is used to represent Null in database theory. Null is a special marker used in Structured Query Language (SQL) to indicate that a data value does not exist in the database. Introduced by the creator of the… …
50C syntax — The syntax of the C programming language is a set of rules that specifies whether the sequence of characters in a file is conforming C source code. The rules specify how the character sequences are to be chunked into tokens (the lexical grammar) …
