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The minus–plus sign, ∓, is generally used in conjunction with the ± sign, in such expressions as x ± y ∓ z, which can be interpreted as meaning x + y − z or x − y + z (but not x + y + z or x − y − z). The ∓ always has the opposite sign to ±.
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The No. 4 Electronic Switching System (4ESS) is a class 4 telephone electronic switching system that was the first digital electronic toll switch introduced by Western Electric for long-distance switching.
The Department of Energy (Filipino: Kagawaran ng Enerhiya, abbreviated as DOE) is the executive department of the Philippine government responsible for preparing, integrating, manipulating, organizing, coordinating, supervising, and controlling all plans, programs, projects and activities of the Government relative to energy exploration, development, utilization, distribution and conservation.
The dollar sign, also known as the peso sign, is a currency symbol consisting of a capital S crossed with one or two vertical strokes ($ or depending on typeface), used to indicate the unit of various currencies around the world, including most currencies denominated "dollar" or "peso".
Doe Castle was most likely built c.1420 by the Quinn family, [2] but by the 1440s, it had come into the hands of the gallowglass MacSweeney family. The castle remained in the hands of a branch of the Clan Sweeney known as Mac Suibhne na d'Tuath (Mac Sweeney Doe) for almost two hundred years until it was seized by King James VI and I because the MacSweeneys had rebelled against him.
Government studies later argued the mail could be handled at less cost and more expeditiously by other means. The growing volume of mail, limited system capacities, and the advent of the automobile made the tubes "practically obsolete," and actually hindered the efficient operation of the postal service.
The £ grapheme in a selection of fonts The pound sign (£) is the symbol for the pound unit of sterling – the currency of the United Kingdom and its associated Crown Dependencies and British Overseas Territories and previously of Great Britain and of the Kingdom of England.