Good Grapher - scientific graphing calculator 3.3.3

Good Grapher™ is a remarkable and highly powerful scientific graphing calculator that will prove itself as an invaluable tool from elementary school to university and beyond.

Customer Reviews:

"I am amazed by this app! Its features surpass those of my T83 calculator."

"This is the best calculator app out there. It has quickly become my favorite, thanks to its exceptional functionality and user-friendliness."

Scientific Calculator:

• History tape
• Support for real and complex numbers
• Angle modes in radians and degrees, with support for minutes, seconds, and grads
• Includes a wide range of constants: astronomical, atomic, electromagnetic, mathematical, physicochemical, universal
• A plethora of functions available: sin, cos, tan, cot, sec, csc, sinh, cosh, tanh, coth, asin, acos, asec, acsc, atan, acot, asinh, acosh, atanh,
• acoth, log2, log10, ln,logn(n,x) (log with base n), √, ³√, abs,
• avg, ceil, floor, round,
• deg2rad, rad2deg,
• max,min,
• sgn,
• lcm,
• gcd,
• nCr,
• nPr,
• arg,
• real,
• imag,
• conj,
• polar
• Includes operators such as +, -, *, /, % (modulus), ^, ! (factorial), ' (minutes), " (seconds), and {grad}.
• Variable storage using assignment operator ← and variables A, B,...,J
• Ability to copy/email calculations

2D Graphing Calculator:

• Carefully-designed graph visualization with support for multi-touch gestures like pinch to zoom and drag to scroll
• Graphing in cartesian y(x) and x(y) as well as polar r(θ) coordinates (parametric x(t)y(t) and implicit in the Pro version)
• Inequalities drawing (available in Pro version)
• Function tracing and automatic scanning for features like min/max, zeros, and intersections of all function types
• Ability to discover intersections between different function types, such as between cartesian y=x and polar r=1
• No limit on the number of functions that can be drawn simultaneously
• Standard, trigonometric, and logarithmic axes available
• Proportional and non-proportional scaling options
• Customizable graph colors
• Table of graph values
• Ability to copy, save, and email graphs

3D Graphing Calculator:

• Pinch to zoom and drag to rotate functionality
• Graphing options include cartesian x(y,z), y(x,z), z(x,y) as well as cylindrical x(p,φ), y(p,φ), z(p,φ), and spherical r(θ,φ) coordinates (parametric xyz(u,v) and implicit in the Pro version)
• Inequalities drawing (available in Pro version)
• Different drawing modes for points, lines, and surfaces
• Flexible graph bounds configuration
• Ability to copy, save, and email screenshots of the graphs

Math Solver:

• Polynomial solver capable of solving linear (2x - 3 = 0), quadratic (3x² + 4x + 8 = 0), cubic (5x³ + 2x² - 4x + 2 = 0), and quartic (7x⁴ - 2x³ + 3x² + 2x - 1 = 0) equations,
• Solver for systems of linear equations, supporting solving for systems with 2 unknowns (e.g., solved; 𝒙 = -9, 𝒚 = 𝟗) and systems with 3 unknowns (e.g., solved; 𝒙 = -1, 𝒚 = 4, 𝒛 = -2)

Good Grapher™ is also available on the Mac App Store. Visit www.goodgrapher.com for more screenshots, demo videos, details, and news. Feel free to contact us with any questions or suggestions.