Past releases
All versions are compatible with MATLAB 7.4 (R2007a) through 7.12 (R2010b), and are freely available subject to a BSD(new) license.
- Chebfun Version 4.1.1864 (September 2011): chebfun_v4.1.1678.zip (Release notes).
- Chebfun Version 4.0.1678 (April 2011): chebfun_v4.0.1678.zip .
- Chebfun Version 4.0.1666 (March 2011): chebfun_v4.0.1666.zip (Release notes).
- Chebfun Version 3.1111 (May 2009): chebfun_v3_1111.zip (Release notes).
- Chebfun Version 3.1000 (December 2009): chebfun_v3_1000.zip (Release notes).
- Chebfun Version 2.0501 (June 2009): chebfun_v2_0501.zip (Release notes).
- Chebfun Version 2.0440 (April 2009): chebfun_v2_0440.zip
- Chebfun Version 2.0399 (January 2009): chebfun_v2_0399.zip
- Chebfun Version 2.0330 (December 2008): chebfun_v2_0330.zip
- Chebfun Version 2.0296 (June 2008): chebfun_v2_0296.zip
- Chebfun Version 1 (Z. Battles, 2005): chebfun_v1.zip