annotate general/numerical/scalar/quadf.m @ 61:eff6bddf82e3
tip
Finally implemented perceptual brightness thing.
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samer |
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Sun, 11 Oct 2015 10:20:42 +0100 |
| parents |
db7f4afd27c5 |
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samer@16
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1 % quadf - scalar quadratic form
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samer@16
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2 %
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samer@16
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3 % quadf :: [Size], real -> [Size].
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samer@16
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4 % quadf :: [Size] -> [Size].
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samer@16
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5 %
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samer@16
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6 % Scalar function: quadf(x,s) = -x^2/(2*s), s defaults to 1.
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7 function y=quadf(x,s), if nargin<2, y=-(x.^2)/2; else y= -(x.^2)/(2*s); end
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