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The Cylinder gained new prominence in the late 1960s when the last Shah of Iran called it "the world's first charter of human rights". [118] The cylinder was a key symbol of the Shah's political ideology and is still regarded by some commentators as a charter of human rights, but this has been disputed by specialist scholars on the Persian ...
McKendree cylinders are a type of habitat in the fictional universe of the Orion's Arm world-building project, but scaled up to the theoretical limits of carbon nanotubes: 1,000 km in radius and 10,000 km long, containing 63 million km 2 (24 million sq mi) of living space—greater than the continent of Eurasia.
Artist's depiction of a pair of O'Neill cylinders Interior view, showing alternating land and window segments. An O'Neill cylinder (also called an O'Neill colony, or Island Three) is a space settlement concept proposed by American physicist Gerard K. O'Neill in his 1976 book The High Frontier: Human Colonies in Space. [1]
Graph of = /. Gabriel's horn is formed by taking the graph of =, with the domain and rotating it in three dimensions about the x axis. The discovery was made using Cavalieri's principle before the invention of calculus, but today, calculus can be used to calculate the volume and surface area of the horn between x = 1 and x = a, where a > 1. [6]
The cylinder is inscribed with a Sumerian cuneiform mythological text, found at the site of Nippur in 1889 during excavations conducted by the University of Pennsylvania.The cylinder takes its name from George Barton, who was the first to publish a transcription and translation of the text in 1918 in "Miscellaneous Babylonian Inscriptions". [2]
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A Tipler cylinder is used as a plot device in Chuck Grossart's story "The Phoenix Descent". Episode 9 of the webseries Ask Weathersby [14] mentions the Tipler cylinder, discussing time travel. [15] In "The Miracle of Christmas", Episode 2.11 of the American TV series Timeless, a Tipler cylinder is mentioned as being added to an upgraded time ...
If the elements of the cylinder are perpendicular to the planes containing the bases, the cylinder is a right cylinder, otherwise it is called an oblique cylinder. If the bases are disks (regions whose boundary is a circle) the cylinder is called a circular cylinder. In some elementary treatments, a cylinder always means a circular cylinder. [2]