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k1e
Modified Bessel function, third kind, order one, exponentially scaled.SYNOPSIS:
double x, y, k1e();
y = k1e(x);
DESCRIPTION:
Returns the exponentially scaled, modified Bessel function of the third kind of order one of the argument:
k1e(x) = exp(x) * k1(x).
ACCURACY:
Relative error:
arithmetic domain # trials peak rms
IEEE 0, 30 30000 7.8e-16 1.2e-16