- polar sign
- двухпозиционный сигнал
The New English-Russian Dictionary of Radio-electronics. F.V Lisovsky . 2005.
The New English-Russian Dictionary of Radio-electronics. F.V Lisovsky . 2005.
Polar sine — In mathematics, the polar sine of a vertex angle of a polytope is defined as follows. Let v 1, ..., v n , n ≥ 2, be non zero vectors from the vertex in the directions of the edges. The polar sine of the vertex angle is: operatorname{psin}(v… … Wikipedia
Polar Bear Club — Основная и … Википедия
Polar bear — This article is about the animal. For other uses, see Polar bear (disambiguation) … Wikipedia
Polar coordinate system — Points in the polar coordinate system with pole O and polar axis L. In green, the point with radial coordinate 3 and angular coordinate 60 … Wikipedia
Polar decomposition — In mathematics, particularly in linear algebra and functional analysis, the polar decomposition of a matrix or linear operator is a factorization analogous to the polar form of a nonzero complex number z where r is the absolute value of z (a… … Wikipedia
Polar see-saw — The Polar see saw or Antarctic climate anomaly is the phenomenon that temperature changes in Antarctica are usually of the opposite sign to temperature changes elsewhere in the rest of the world.The most likely explanation is that the snow and… … Wikipedia
Warning sign — redirects here. For other uses, see Warning Sign (disambiguation). For a sign on a vehicle or building relating to it or its contents, see placard. A traffic warning sign is a type of traffic sign that indicates a hazard ahead on the road that… … Wikipedia
Norwegian Polar Institute — The Norwegian Polar Institute s office building in Tromsø The Norwegian Polar Institute (in Norwegian: Norsk Polarinstitutt) is Norway s national institution for polar research. It is run under the auspices of the Norwegian Ministry of… … Wikipedia
Order of the Polar Star — The Royal Order of the Polar Star Kungliga Nordstjärneorden Cross and star of the order Awarded by … Wikipedia
Traffic sign — Most countries post signage, known as traffic signs or road signs, at the side of roads to impart information to road users. Since language differences can create barriers to understanding, international signs using symbols in place of words have … Wikipedia
Ascendant — The ascendant ( sign and degree that was ascending on the eastern horizon at the specific time and location of an event. According to astrological theory, celestial phenomena reflect or determine human activity on the principle of as above so… … Wikipedia