Graph It! provides the user with a smooth and fast function graphing environment that utilizes the phone's processor for fast calculations.
Features:
Graph unlimited functions.
Customize display with nearly unlimited colors.
Exponentially-scaling zoom.
Touch- or button-controlled panning.
Essential graphing calculator functions: tracing, dy/dx, roots, extrema (max/mins) and intersections, all controlled by multi-touch! (See video for
example)
Populate a scrolling table for exact x-values and their matching y-values.
Shows multiple points of interest at once (unlike a normal graphing calculator's one point at a time).
Persistent graphs stored in database (functions stay after exit).
Requires no suspicious permissions.
Fully tested on Droid X.
Supported operations:
+, -, /, *
natural log (written as log)
exponents (^)
sin, cos, tan and their inverses
absolute value
constants: e^x (exp(x)), pi
Instructions:
1) Click "Functions" button to edit functions you want to graph.
2) Choose a color by clicking the white square.
3) Click tools button to run graphing calculations.
4) When done with a calculation, click tools button again.
Tips:
Use a light color for easy readability of calculated values.
Refer to "Syntax" in the tools menu for equation entrance guidelines.
Important:
Expr lexer and parser used with permission:
Copyright 2002 by Darius Bacon darius@wry.me
Uses Android Color Picker library under Apache License 2.0.
Please email any suggestions to king.appsUS@gmail.com.
Copyright King Apps, February, 2011.
Android is a trademark of Google Inc. Use of this trademark is subject to Google Permissions.
nice for instant graph overwies etc. nice App!
schwalbstar 4 months ago
Very nice!!
mierdiweb 9 months ago