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arxiv: 1304.2488 · v1 · pith:CUWZZV7Qnew · submitted 2013-04-09 · 🧮 math.PR

Log-Quadratic Bounds for the Gaussian Q-function

classification 🧮 math.PR
keywords q-functionboundsgaussianlog-quadraticabsoluteanalyticalapproximationapproximations
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We present bounds of quadratic form for the logarithm of the Gaussian Q-function. We also show an analytical method for deriving log-quadratic approximations of the Q-function and give an approximation with absolute error less than $10^{-3}$.

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