| 41. | In the early years of relativity the hyperboloid model was used by Vladimir Variak to explain the physics of velocity.
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| 42. | In the 1970s, Genzken began working with wood that she carved into unusual geometric shapes such as hyperboloids and ellipsoids.
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| 43. | The curves of constant \ zeta are oblate spheroids and the curves of constant \ xi are the hyperboloids of revolution.
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| 44. | This concrete-framed hyperboloid structure, appears with its glass roof to be reaching up, open, to heaven.
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| 45. | In the crypt the large hyperboloid stained glass windows stand out, with the shapes of flower petals and butterfly wings.
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| 46. | Whereas the Gaussian curvature of a hyperboloid of one sheet is negative, that of a two-sheet hyperboloid is positive.
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| 47. | Whereas the Gaussian curvature of a hyperboloid of one sheet is negative, that of a two-sheet hyperboloid is positive.
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| 48. | Hyperboloid structures were used starting towards the end of the nineteenth century by Vladimir Shukhov for masts, lighthouses and cooling towers.
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| 49. | Jeatd Tower is a reinforced concrete construction with a shape called " hyperboloid ", built between 1963 and 1968.
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| 50. | Isaak Yaglom illustrated a two-step compactification as above, but with the split-complex plane tangent to the hyperboloid.
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