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IEVref:102-05-06ID:
Language:enStatus: Standard
Term: scalar surface element
Synonym1:
Synonym2:
Synonym3:
Symbol: dA
Definition: at a given point of a given surface, area of a surface element containing the point and contained in a sphere of infinitesimal radius

Note 1 to entry: For a surface defined by r = f(u, v) where (u,v)UR2, the scalar surface element is given by

|fu×fv|dudv.

Note 2 to entry: For a surface defined by the equation z = f(x, y), the scalar surface element is given by

1+(fx)2+(fy)2dxdy.


Publication date:2008-08
Source
Replaces:
Internal notes:2017-02-20: Editorial revisions in accordance with the information provided in C00019 (IEV 102) - evaluation. JGO
CO remarks:
TC/SC remarks:
VT remarks:
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