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Old   August 29, 2003, 05:43
Default scalar ?
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Hi I have very basic question.I just have function say s(x,r,t). How will I know whether this quantity is scalar or vector or higher order tensor. Pr
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Old   August 31, 2003, 22:04
Default Re: scalar ?
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Nobody knows on earth if you don't know. s(x,r,t) would not be a TRUE function if it range space is not well defined.
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Old   September 1, 2003, 00:26
Default Re: scalar ?
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The classification is based on how the quantity transforms under a change of coordinates. If it is invariant then it is a scalar (strictly speaking) but sometimes people call any quantity which can be expressed by a single number as a scalar which is not correct usage.
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