GraphNCalc83 Avis

Graph functions, parametric, f(x,y) and polar equations and statistics plots: Full color graphs with touch to trace, pinch zoom, function minimum, maximum, intersections, asymptotes and numeric integration.

Math functions: Trigonometry, logarithms, function minimum, maximum, numeric integration and derivatives, general solver, real and imaginary numbers, combination, permutation, random number generation, normal, T, chi squared, Fisher, poisson and geometric distributions, binary shift and rotate, test and logic operations, list operations including sort, std.

The touch interface allows you to view and interact with the periodic table to view by series, state, melting point, boiling point, electronegativity, electron affinity, valence, ionization, radius, hardness, modulus, density, conductivity, heat and year discovered.

The familiar calculator keyboard, arrow keys and functions are enhanced with full touch input for all graphs, editors and menus.

The command line editor includes interactive parenthesis matching and high lighting, undo and redo, bubble function help and a 200 level calculation history and recall stack.

The regression analysis screen allows you to quickly compute, view and analyze a data set using a variety of curve fitting methods.

Chemistry: The calculator includes a full featured periodic table, a mass calculator and a data base of element properties.

Algebraic entry: Enter problems using full algebraic textbook notation.

Written using the latest 64 bit math libraries, GraphNCalc83 harnesses the amazing computing resources of the iPhone and iPad to provide a colorful, fast and fluid experience.

Matrix and Lists: Matrix and list editors and a full set of matrix and list operations are built in.

Matrix, statistics and BASIC programs run 500x times faster than traditional calculators.

Geometry: The geometry application computes perimeter and area for a variety of 2d geometric figures including squares, rectangles, parallelograms, triangles, polygons, circles, arcs and ellipses.

Generate a PDF report of calculations for mailing or printing using the SEND function.

Built-in user guide: A user guide is included and is a touch away using the ? key or ⓘ on any menu.