compound wedge

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• Wedge (mechanical device) — Infobox tool name = wedge caption =Woodsplitting wedge other name = classification = Hand tool types = used with =Sledgehammer related = Chisel Splitting maul Axeotheruses2|WedgeA wedge is a triangular shaped tool, a compound and portable… …   Wikipedia

• Simple machine — This article is about the concept in physics. For the Internet forum software, see Simple Machines Forum. Table of simple mechanisms, from Chambers Cyclopedia, 1728.[1] Simple machines provide a vocabulary for understanding more complex machine …   Wikipedia

• Logical connective — This article is about connectives in classical logic. For connectors in natural languages, see discourse connective. For connectives and operators in other logics, see logical constant. For other logical symbols, see table of logic symbols. In… …   Wikipedia

• Cuneiform script — Infobox Writing system name=Cuneiform type=Logographic typedesc=and syllabic languages=Akkadian, Eblaite, Elamite, Hattic, Hittite, Hurrian, Luwian, Sumerian, Urartian time=ca. 30th century BCE to 1st century CE fam1=(Proto writing) children=Old… …   Wikipedia

• Natural deduction — In logic and proof theory, natural deduction is a kind of proof calculus in which logical reasoning is expressed by inference rules closely related to the natural way of reasoning. This contrasts with the axiomatic systems which instead use… …   Wikipedia

• hand tool — any tool or implement designed for manual operation. * * * Introduction  any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …   Universalium

• List of minor Star Wars characters — This article is about minor characters in the fictional Star Wars universe, who do not fit into any other category.AlisiaAlisia is a female Gran who works as a station nurse in the Med Center of Tansarii Point Station. She and a 2 1B Surgical… …   Wikipedia

• Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics       Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity.       Computer scientist Manindra Agrawal of the… …   Universalium

• photography, technology of — Introduction       equipment, techniques, and processes used in the production of photographs.  The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …   Universalium

• gymnosperm — gymnospermism, n. /jim neuh sperrm /, n. Bot. a vascular plant having seeds that are not enclosed in an ovary; a conifer or cycad. Cf. angiosperm. [1820 30; < NL gymnospermae name of type. See GYMNO , SPERM] * * * Any woody plant that reproduces… …   Universalium

• Sine bar — A sine bar is a tool used to measure angles in metalworking. It consists of a hardened, precision ground body with two precision ground cylinders fixed at the ends. The distance between the centers of the cylinders is precisely controlled, and… …   Wikipedia