What's new in Step-by-step Derivative Calculator 1.10

Nov 22, 2016
  • Version 1.10 brings minor UI improvements: 'new derivative' autofocuses the input field, and an 'edit' button has been added.

New in Step-by-step Derivative Calculator 1.9 (Jul 2, 2014)

  • Fixed errors in the algebraic simplification code

New in Step-by-step Derivative Calculator 1.8 (Jun 17, 2014)

  • Fixed several errors in the algebraic simplification code;
  • Added .png default extension in "Save as PNG" dialog;
  • Improved and updated help page;
  • Improved arithmetic cancellations (thanks Umair);
  • Fixed crashes on invalid syntax (thanks knipil, smikims);
  • Added notice to consult help page if in doubt;
  • Implemented autofocus on "expression" field on startup

New in Step-by-step Derivative Calculator 1.7 (Apr 25, 2014)

  • Fixed an output presentation issue (sometimes e.g. "1" was being displayed as "1 * " after a cancellation); added PNG export functionality.
  • Fixed an algebraic simplification error
  • Fixed slow startup
  • Added a progress bar that tracks rendering progress
  • Removed ugly debug messages
  • Fixed a minor issue in output presentation
  • Added PNG export functionality

New in Step-by-step Derivative Calculator 1.6 (Apr 25, 2014)

  • Rewrote the new progress bar to use native system controls

New in Step-by-step Derivative Calculator 1.5 (Apr 25, 2014)

  • User interface improvements: no more junk messages at the bottom of the screen, progress bar for rendering

New in Step-by-step Derivative Calculator 1.4 (Apr 25, 2014)

  • Fixed an algebraic simplification error, fixed very slow startup and slow "new derivative" button.

New in Step-by-step Derivative Calculator 1.3 (Apr 1, 2014)

  • Fixes crashes that occurred when expanding large expressions

New in Step-by-step Derivative Calculator 1.2 (Feb 18, 2014)

  • This release comes with an improved user interface; fixes an issue where the "preview" button would hang when inputting expressions containing several terms; and improves some of the step-description comments.

New in Step-by-step Derivative Calculator 1.1 (Jan 27, 2014)

  • This release adds support for implicit-multiplication shorthands like "5x" instead of "5*x" and "(1+x)(1+x^2)^2"
  • instead of "(1+x) * (1+x^2)^2". The Help menu has been updated with examples using this new syntax.