Introduction to the mathematics of general relativity: Difference between revisions

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References: {{sfn whitelist |CITEREFIvanov2001}}
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==Oblique axes==
 
An [[oblique coordinate system]] is one in which the axes are not necessarily [[Orthogonality|orthogonal]] to each other; that is, they meet at angles other than [[right angle]]s. When using coordinate transformations as described above, the new coordinate system will often appear to have oblique axes compared to the old system.
 
==Nontensors==