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Cosine Apodization Function

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CosineApodization

The apodization function

A(x)=cos((pix)/(2a)).

Its full width at half maximum is 4a/3.

Its instrument function is

I(k)=(4acos(2piak))/(pi(1-16a^2k^2)),

which has a maximum of 4a/pi and full width at half maximum 1.63941/L.

See also

Apodization Function, Instrument Function

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Cite this as:

Weisstein, Eric W. "Cosine Apodization Function." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/CosineApodizationFunction.html

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