My Grapher HD app for iPhone and iPad

My Grapher HD is a simple, versatile graphing calculator for algebra, trig, and calculus.

FEATURES:

Graph like the pros
√ My Grapher HD can plot an unlimited number of functions simultaneously (as many as memory allows).
√ The powerful CAS interprets more equations than youll ever need. If you can type it using the handy math keyboard, you can graph it.
√ 29 different mathematical functions are available, including trigonometric functions, logarithms, and derivatives.
√ Equations are formatted elegantly, with fractions stacked and exponents in superscript.
√ Define custom domains (restrictions) for functions.
√ Customize your graph with different colors, line weights, line dashes, and data point shapes.
√ Create auto-sizing line graphs and calculate best-fit lines with a tap.

Algebra at your fingertips
√ Use the Trace Mode to evaluate the function at your touch.
√ Find the coordinates of minima, maxima, zeros, y-intercepts, and intersections.
√ The Function Tool lets you enter and receive exact values for all your functions.
√ A powerful symbolic differentiation algorithm can calculate a tangent line for any point on the graph.
√ Get value tables with ease.

Share your graphs
√ My Grapher HD allows you to email, copy, and print graphs.
√ Save a screenshot of your functions to the Photos library.
√ Email and copy value tables in HTML, plain text, and CSV formats.

My Grapher HD was created and developed by a 16-year-old.

Need a graphing calculator thats light and portable, but doesnt waste functionality? Try My Grapher for iPhone and iPod touch.