# Changelog

Created with gitcommand: git shortlog v0.9.12..v0.9.13

## Version 0.9.13, October 30, 2015

pbrod (21):
  - Updated README.rst and CHANGES.rst.
  - updated Limits.
  - Made it possible to differentiate complex functions and allow zero’th order derivative.
  - BUG: added missing derivative order, n to Gradient, Hessian, Jacobian.
  - Made test more robust.
  - Updated structure in setup according to pyscaffold version 2.4.2.
  - Updated setup.cfg and deleted duplicate tests folder.
  - removed unused code.
  - Added appveyor.yml.
  - Added required appveyor install scripts
  - Fixed bug in appveyor.yml.
  - added wheel to requirements.txt.
  - updated appveyor.yml.
  - Removed import matplotlib.
Justin Lecher (1):
  - Fix min version for numpy.
kikocorreoso (1):
  - fix some prints on run_benchmark.py to make it work with py3

## Version 0.9.12, August 28, 2015

pbrod (12):

> - Updated documentation.
> - Updated version in conf.py.
> - Updated CHANGES.rst.
> - Reimplemented outlier detection and made it more robust.
> - Added limits.py with tests.
> - Updated main tests folder.
> - Moved Richardson and dea3 to extrapolation.py.
> - Making a new release in order to upload to pypi.

## Version 0.9.11, August 27, 2015

pbrod (2):
  - Fixed sphinx-build and updated docs.
  - Fixed issue #9 Backward differentiation method fails with additional parameters.

## Version 0.9.10, August 26, 2015

pbrod (7):
  - Fixed sphinx-build and updated docs.
  - Added more tests to nd_algopy.
  - Dropped support for Python 2.6.

## Version 0.9.4, August 26, 2015

pbrod (7):
  - Fixed sphinx-build and updated docs.

## Version 0.9.3, August 23, 2015

Paul Kienzle (1):
  - more useful benchmark plots.
pbrod (7):
  - Fixed bugs and updated docs.
  - Major rewrite of the easy to use interface to Algopy.
  - Added possibility to calculate n’th order derivative not just for n=1 in nd_algopy.
  - Added tests to the easy to use interface to algopy.

## Version 0.9.2, August 20, 2015

pbrod (3):
  - Updated documentation
  - Added parenthesis to a call to the print function
  - Made the test less strict in order to pass the tests on Travis for python 2.6 and 3.2.

## Version 0.9.1, August 20,2015

Christoph Deil (1):
  - Fix Sphinx build
pbrod (47):
  - Total remake of numdifftools with slightly different call syntax.
      - Can compute derivatives of order up to 10-14 depending on function and method used.
      - Updated documentation and tests accordingly.
      - Fixed a bug in dea3.
      - Added StepsGenerator as an replacement for the adaptive option.
      - Added bicomplex class for testing the complex step second derivative.
      - Added fornberg_weights_all for computing optimal finite difference rules in a stable way.
      - Added higher order complex step derivative methods.

## Version 0.7.7, December 18, 2014

pbrod (35):
  - Got travis-ci working in order to run the tests automatically.
  - Fixed bugs in Dea class.
  - Fixed better error estimate for the Hessian.
  - Fixed tests for python 2.6.
  - Adding tests as subpackage.
  - Restructerd folders of numdifftools.

## Version 0.7.3, December 17, 2014

pbrod (5):
  - Small cosmetic fixes.
  - pep8 + some refactorings.
  - Simplified code by refactoring.

## Version 0.6.0, February 8, 2014

pbrod (20):
  - Update and rename README.md to README.rst.
  - Simplified call to Derivative: removed step_fix.
  - Deleted unused code.
  - Simplified and Refactored. Now possible to choose step_num=1.
  - Changed default step_nom from max(abs(x0), 0.2) to max(log2(abs(x0)), 0.2).
  - pep8ified code and made sure that all tests pass.

## Version 0.5.0, January 10, 2014

pbrod (9):
  - Updated the examples in Gradient class and in info.py.
  - Added test for vec2mat and docstrings + cosmetic fixes.
  - Refactored code into private methods.
  - Fixed issue #7: Derivative(fun)(numpy.ones((10,5)) * 2) failed.
  - Made print statements compatible with python 3.

## Version 0.4.0, May 5, 2012

pbrod (1)
  - Fixed a bug for inf and nan values.

## Version 0.3.5, May 19, 2011

pbrod (1)
  - Fixed a bug for inf and nan values.

## Version 0.3.4, Feb 24, 2011

pbrod (11)
  - Made automatic choice for the stepsize more robust.
  - Added easy to use interface to the algopy and scientificpython modules.

## Version 0.3.1, May 20, 2009

pbrod (4)
  - First version of numdifftools published on google.code