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pseudosphere
[ soo-duh-sfeer ]
noun
- a surface generated by revolving a tractrix about its asymptote.
Other Words From
- pseu·do·spher·i·cal [soo-d, uh, -, sfer, -i-k, uh, l, -, sfeer, -], adjective
Word History and Origins
Origin of pseudosphere1
Example Sentences
He was immediately drawn to this geometry in 2003 when he saw a small, 19th-century mathematical model in a classroom at Tokyo University, designed to illustrate “a surface of revolution with a constant negative curvature,” also known as a pseudosphere.
A few of my favorite favorite spaces this year were the pseudosphere, Kovalevskaya top, Koch snowflake, and humble circle.
If, instead Transition to the projective method. of referring to the pseudosphere, we merely define distance and angle, in the Euclidean plane, as those functions of the coordinates which gave us distance and angle on the pseudosphere, we find that the geometry of our plane has become Lobatchewsky’s.
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