2.04
2021-06-12
-Updated for newest iOS versions.
2.03
2018-04-22
This app has been updated by Apple to display the Apple Watch app icon.
- Cursor keys now have auto-repeat when pressed, making it easier to edit formulas.
2.01
2017-08-21
- Better detection of non-convergent improper integrals.
2.0
2017-08-14
- Updated to iOS 10
1.28
2012-05-08
- added UNDO button in the iPhone version.
1.27
2012-04-12
- Added to the iPhone version several integration methods to choose from, matching the iPad version.
1.26
2011-08-10
- Better checking of non-integrability with infinite boundaries
1.25
2011-07-20
- Fixed an issue about operators' priorities
1.24
2011-06-21
- Sound effects can now be disabled in the System Settings.
1.22
2011-06-08
- It is now possible to write expressions such as "xln(x)" instead of "x*ln(x)"
1.21
2011-02-10
- added the SIGN function.
1.20
2010-10-30
- The following functions are now supported: acos, acosh, asin, asinh, atan, atanh, cos, cosh, ln, log, sin, sinh, tan, tanh, square root, absolute value.
1.14
2010-10-18
- It is now possible to compute improper integrals, with infinite boundaries !
1.13
2010-10-08
- Choice of 3 integration methods: Simpson, Rectangle, Trapezoidal.
- Total calculation time (in seconds) is displayed.
1.12
2010-09-30
- Added absolute value
1.11
2010-09-20
- Integration boundaries can now be arbitrarily complex formulas instead of plain numbers.
1.03
2010-09-03
- Undo support: shaking the device now undoes the last action.
1.01
2010-06-30
- Improved function editor's behavior