Difference between revisions of "Steradian"
From Encyclopedia of Mathematics
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| − | A unit of measurement of a [[Solid angle|solid angle]]. A steradian is the solid angle that cuts out on a sphere a surface described around the vertex of the angle of area equal to the square of the radius of the sphere. A complete sphere forms a solid angle equal to | + | {{TEX|done}} |
| + | A unit of measurement of a [[Solid angle|solid angle]]. A steradian is the solid angle that cuts out on a sphere a surface described around the vertex of the angle of area equal to the square of the radius of the sphere. A complete sphere forms a solid angle equal to $4\pi$. Denoted by ster. | ||
Latest revision as of 09:41, 15 April 2014
A unit of measurement of a solid angle. A steradian is the solid angle that cuts out on a sphere a surface described around the vertex of the angle of area equal to the square of the radius of the sphere. A complete sphere forms a solid angle equal to $4\pi$. Denoted by ster.
How to Cite This Entry:
Steradian. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Steradian&oldid=14748
Steradian. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Steradian&oldid=14748
This article was adapted from an original article by BSE-3 (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article