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from article Couple
Vector properties of a couple.
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from article Couple
Equivalent couples.
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from article Cofferdam
Types of cofferdams. For use on land: (a) cross-braced sheet piles; (b) cast-in-place concrete cylinder; (c) anchored sheet piles; (d) braced vertical piles with horizontal sheeting. For use in water: (e) cross-braced sheet piles; (f) earth dam; (g)…
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from article Chrysoberyl
Chrysoberyl crystals. (Credit: RF Company/Alamy)
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from article Mechanical engineering
Mechanical engineers are involved in the design and manufacture of robots as well as the use of robotics in manufacturing. (Credit: Shutterstock/Nataliya Hora)
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from article Language theory
Derivation tree of the sentence THE GIRL SEES THE BOY.
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from article Language theory
Hierarchy of abstract machines and languages.
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from article Riemann surface
Riemann surface for zn. (After A. G. Sveshnikov and A. N. Tikhonov, The Theory of Functions of a Complex Variable, Mir Publishers, 1973)
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from article Riemann surface
Rolling up an ideal hyperbolic square. (After W. Dyck, Ueber Untersuchen und Aufstellung von Gruppe und Irrationalität regulärer Riemann'scher Flächen, Math. Ann., 17:473–509, 1880)
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from article Placer mining
