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1 | function tf = isempty(q) |
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2 | % ISEMPTY True for empty matrix. |
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3 | % (Quaternion overloading of standard Matlab function.) |
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4 | |
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5 | % Copyright © 2005 Stephen J. Sangwine and Nicolas Le Bihan. |
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6 | % See the file : Copyright.m for further details. |
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7 | |
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8 | error(nargchk(1, 1, nargin)), error(nargoutchk(0, 1, nargout)) |
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9 | |
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10 | % Implementation note. This function uses isempty_internal, so that the knowledge of |
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11 | % how quaternions are represented is hidden in the private functions. |
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12 | |
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13 | tf = isempty_internal(q); |
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