1. Prolate spheroidal wave functions

    Nick Trefethen, April 2021

  2. AAA approximation of a spline

    Nick Trefethen, April 2021

  3. Approximating the pth root by composite rational functions

    Evan S. Gawlik and Yuji Nakatsukasa, October 2019

  4. Rational approximation of the Fermi-Dirac function

    Nick Trefethen, July 2019

  5. L1 inpainting in one dimension

    Yuji Nakatsukasa and Nick Trefethen, July 2019

  6. Best polynomial approximation in the L^1 norm

    Yuji Nakatsukasa and Alex Townsend, July 2019

  7. Rational approximation of monomials

    Yuji Nakatsukasa and Nick Trefethen, May 2019

  8. Approximating the square root by polynomials and rational functions

    Yuji Nakatsukasa, May 2019

  9. Rational approximation of abs(x) with minimax

    Silviu Filip, Yuji Nakatsukasa, and Nick Trefethen, May 2017

  10. AAA rational approximation

    Nick Trefethen, December 2016

  11. Edge detection in Chebfun

    Nick Trefethen, November 2016

  12. Approximating Pushnitski's reciprocal log function

    Nick Trefethen, November 2016

  13. Convergence bounds for entire functions

    Nick Trefethen, April 2016

  14. Accuracy of Legendre coefficients via aliasing

    Yuji Nakatsukasa, April 2016

  15. Accuracy of Chebyshev coefficients via aliasing

    Yuji Nakatsukasa, April 2016

  16. Eight Shades of Rational Approximation

    Mohsin Javed and Nick Trefethen, January 2016

  17. Noisy functions in Chebfun

    Nick Trefethen, December 2015

  18. Chebfuns from equispaced data

    Nick Trefethen, April 2015

  19. Odd and even best approximations

    Mohsin Javed and Nick Trefethen, March 2015

  20. Nearest orthonormal functions

    Behnam Hashemi, December 2014

  21. Gallery and Gallerytrig

    Hrothgar and Nick Trefethen, December 2014

  22. Smooth functions of compact support

    Nick Trefethen, July 2014

  23. Chebfuns of noisy functions with discontinuities

    Nick Trefethen, July 2014

  24. CF approximation 30 years ago

    Nick Trefethen and Mohsin Javed, July 2014

  25. Digital filters via CF approximation

    Nick Trefethen, April 2014

  26. Resolution of wiggly functions

    Nick Hale and Nick Trefethen, October 2013

  27. Least-squares approximation in Chebfun

    Alex Townsend, October 2013

  28. Approximations and oscillation of error

    Mohsin Javed, October 2013

  29. A pathological function of Weierstrass

    Hrothgar, October 2013

  30. Splines

    Nick Trefethen, February 2013

  31. Rational approximation to the exponential in a complex region

    Yuji Nakatsukasa and Stefan Guettel, July 2012

  32. B-splines and convolution

    Nick Trefethen, July 2012

  33. Bernstein polynomials

    Nick Trefethen, May 2012

  34. Summing a divergent series

    Nick Trefethen and Stefan Guettel, April 2012

  35. A greedy algorithm for choosing interpolation points

    Nick Trefethen, November 2011

  36. Chebyshev interpolation of oscillatory entire functions

    Mark Richardson, October 2011

  37. Rational interpolation, robust and non-robust

    Nick Trefethen, August 2011

  38. Orthogonal polynomials via the Gram-Schmidt process

    Nick Hale, June 2011

  39. Local complexity of a function

    Nick Trefethen, June 2011

  40. Halphen's constant for approximation of exp(x)

    Nick Trefethen, May 2011

  41. Absolute value approximations by rationals

    Nick Trefethen, May 2011

  42. Lebesgue functions and Lebesgue constants

    Nick Trefethen, November 2010

  43. A wiggly function and its best approximations

    Ricardo Pachon and Nick Trefethen, November 2010

  44. Best approximation with the REMEZ command

    Nick Trefethen, September 2010

  45. The gamma function and its poles

    Nick Hale, December 2009