Chebfun v5.6.0 Released

[Mohsin Javed]

The Chebfun team is pleased to announce the release of Chebfun

v5.6.0 for numerical computing with functions in 1D, 2D, and 3D.

WHAT'S NEW IN CHEBFUN VERSION 5.6.0

DISKFUN for functions on the unit disk.

See Chebfun Guide, chap. 16,

http://www.chebfun.org/docs/guide/guide16.html.

GALLERYSPHERE collection of functions on the unit sphere

See cheb.gallerysphere and Chebfun Guide, chap. 17,

http://www.chebfun.org/docs/guide/guide17.html.

TRIGRATINTERP and TRIGREMEZ for rational interpolation/

least-squares and best approximation of periodic functions.

AAA for rational approximation on real or complex domains,

based on greedy construction of rational barycentric fractions.

See http://www.chebfun.org/examples/approx/AAAApprox.html.

ADJOINT for computing the adjoint of a chebop.  See help 

chebop/adjoint.

CHEBFUN2/EIG for eigenvalues of a chebfun2 on a square

domain, interpreted as the kernel of an integral operator.

Improvements to SPIN/SPIN2/SPIN3 for stiff PDEs, and some

changes in syntax.  See Chebfun Guide, chapter 19 and

examples in http://www.chebfun.org/examples/pde.

New capabilities for composing chebfun/chebfun2/chebfun3 objects.

See http://www.chebfun.org/examples/opt/ConstrainedExtrema.html.

Updated list of about 50 Chebfun publications at 

http://www.chebfun.org/publications/.

We hope you enjoy the new release.  If you have questions

or comments, we encourage you to post to the Chebfun users group,

https://groups.google.com/forum/#!forum/chebfun-users.