Spheroid - Wikipedia
A spheroid is a quadric surface obtained by rotating an ellipse about one of its principal axes. An oblate spheroid is flattened like a lentil or a plain M&M, and is the approximate shape of rotating planets and other celestial bodies.
obloid - Wiktionary, the free dictionary
Apr 23, 2024 · obloid is a word that means oblong in three dimensions. It can be used as a noun or an adjective, and has anagrams diobol and obolid.
Ellipsoid/Spheroid – Our Oblate Spheroid Planet Earth
Learn how the Earth is an oblate spheroid that bulges at the equator and is squashed at the poles. Explore the history and types of ellipsoids and datums used in geodesy, cartography, and surveying.
Oblate Spheroid Volume - vCalc
The Volume of an Oblate Spheroid equation (v = 4/3 π•b²•c) computes the volume of an oblate spheroid based on the semi-major(b) and semi- minor (c) axis with the assumption that the spheroid is generated via rotation around the minor axis (see diagram).
Ellipsoid - Wikipedia
An ellipsoid is a surface that can be obtained from a sphere by deforming it by means of directional scalings. Learn about its standard equation, parameterization, volume, surface area, plane sections, and applications in computer science, dynamical systems, and …
Oblate Spheroid -- from Wolfram MathWorld
Oct 10, 2024 · An oblate spheroid is a squashed spheroid with a larger equatorial radius than polar radius, obtained by rotating an ellipse about its minor axis. Learn the Cartesian equation, surface area formula, and how to use Wolfram|Alpha …
Incredible mathematical and aesthetic properties in a single shape ...
The oloid is a non-convex polyhedron that can roll without slipping and has a developable surface. Learn about its mathematical and aesthetic properties, and get your own oloid sculpture in stainless steel or brass.
Oblate spheroidal coordinates - Wikipedia
Learn about a three-dimensional orthogonal coordinate system that results from rotating the elliptic coordinate system about the symmetry axis of the ellipse. Find out how to define, transform, and use oblate spheroidal coordinates in various problems of …
What Exactly is The Oloid, and Where Can you get One?
Sep 5, 2017 · The Oloid is a widely unknown geometric shape with amazing mathematical and aesthetic properties. Available for sale on Kickstarter.
Shape evolution of ooids: a geometric model | Scientific Reports
Jan 29, 2018 · Ooids are rounded, sand-sized particles of calcium carbonate that typically form by mineral precipitation in warm and shallow coastal waters. Their transport by waves and currents...