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PBS

Can We Combine pi & e to Make a Rational Number?

Infinite Series is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and ...
JSTOR Daily

On Spectral Approximations Using Modified Legendre Rational Functions: Application to the Korteweg-de Vries Equation on the Half Line

A new set of modified Legendre rational functions which are mutually orthogonal in L2(0, + ∞) is introduced. Various projection and interpolation results using the modified Legendre rational functions ...
JSTOR Daily

Rational Chebyshev Approximations for the Inverse of the Error Function

This report presents near-minimax rational approximations for the inverse of the error function inverf $x$, for $0 \leqslant x \leqslant 1 - 10^{-10000}$, with ...