| principal axis |
a line that passes through the center of curvature of a lens so that light is neither reflected nor refracted
출처: wordnet.princeton.edu/perl/webwn
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| principal axis |
In mathematics, particularly linear algebra and functional analysis, the spectral theorem is a collection of results about linear operators or about matrices. In broad terms the spectral theorem provides conditions under which an operator or a matrix can be diagonalized (that is, represented as a diagonal matrix in some basis). ...
출처: en.wikipedia.org/wiki/Principal_axis
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| principal axis |
The line joining the centers of curva
출처: www.nksd.net/schools/nkhs/staff/john_daneau/cp_glo...
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