FNsinc
Routine
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double FNsinc (double x)
Purpose
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Evaluate the sin(pi*x)/(pi*x) function
Description
This function returns the value of the sinc function, where
sin (pi x)
sinc (x) = ---------- .
pi x
Parameters
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<- double FNsinc
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Returned value
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-> double x
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Input value
Author / revision
P. Kabal Copyright (C) 1997
/ Revision 1.4 1997/10/10
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