Added
- copy/save/email screenshot
- logarithmic axes
- white background option
- bold lines option
- move while scaling option
- swipe to delete single calculation history
- toFraction() and toMixedNumber()
- scientific notation mode
Changed
- removed graphs numeration
Fixed
- graphs deleting on iPad
- (x)^(1/3) for negative x
- minor bugs
Now only iOS 5.0+ is supported