Graph It 1.5.1


Category: Education
Price: $.99 -> Free, Version: 1.5.1 (iTunes)

Description:

Finally a user-friendly graphing calculator for iPhone and iPod Touch, with all the features you've been looking for.

The blazingly fast mathematical engine optimized specifically for the platform enables novel features such as: real-time smooth scrolling with acceleration, integrals with awesome precision, intersections and much, much more. Some of these features, such as the real-time smooth scrolling, are not even present on advanced graphing calculators for desktop computers!

When entering new functions or expressions all input is handled by user-friendly custom keyboards designed specifically for Graph It. All to give you, as a user, the best experience possible.



FEATURES:

Intuitive interface:
- Custom keyboards.
- Numbers drawn as written on paper.
- Many SI constants pre-defined.
- Parenthesis highlighting

Great graphing calculator:
- Smooth scrolling.
- Automatic function colouring.
- Differential / derivative.
- Integral.
- Roots.
- Tracing.
- Intersections.
- High resolution exporting (1024x1024).

Advanced calculator:
- History with last 15 unique entries.
- User defined constants.

Top-notch tables:
- List function values for different x.
- List all function values for a given x.

What's New

Changes in 1.5.1:
· Fixed crash with calculator tab that might occur when updating from previous versions.


All changes in Graph It 1.5:

- Redesigned interface:
· Brand new look and feel.
· Integrated dynamic color picker.
· Constants arrange by category; mathematics, chemistry, physics, and thermodynamics.

- Math engine rewritten:
· Priority bug fixes, now calculates e^(-x^2) and similar correctly!
· 80-200% faster than before.
· New operations - factorial, gamma, cube root and error function.
· Cartesian/polar coordinate system.
· Radian/degree angles.

- Graph view polished:
· 50% more points evaluated thanks to speed increase (baseline of 3840 points).
· Roots find and display multiple roots.
· Exported graph legends look much more beautiful.
· Exported graph resolution set to 1024x1024 pixels on all devices.
· Animates drop-down menus and results.
· Much improved smooth scroll - so good that it can't be turned off.

Graph It



更多...