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A useful approximation to $e^{-}{}^{}{t} {}^{}{2}$

Authors: Richard Bellman, B. G. Kashef and R. Vasudevan
Journal: Math. Comp. 26 (1972), 233-235
MSC: Primary 65D20
MathSciNet review: 0298884
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Abstract: Using differential approximation, we obtain a remarkably accurate representation of ${e^{ - {t^2}}}$ as a sum of three exponentials.

References [Enhancements On Off] (What's this?)

  • Richard Bellman, Methods of nonlinear analysis. Vol. 1, Mathematics in Science and Engineering, Vol. 61-I, Academic Press, New York-London, 1970. MR 0254299

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Keywords: Approximation
Article copyright: © Copyright 1972 American Mathematical Society