Getting Started:
Make math and science easier (and more fun) with free graphing calculator programs and games from calculatorti.com. You can make the process of transfering the application to your calculator sweet and simple with Texas Instrument's handy TI connect software. Install it on your computer and grab your GraphLink Connection cable (USB cable) to plug in your calculator. Then you can start downloading any of our programs and games (Wow! There's a lot!) from our libraries to transfer and install them to your calculator. Have fun!Title:  Brief Desc.  Brief Description:  Req.  Requirements:  Category: 

Bisection (Interval Harving)  TI89 graphing calculator bisection  interval harving program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

Area of a Regular Polygon  TI89 graphing calculator program for calculating the area of a regular polygon. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Algebra: Lines, Slope, Volume, Surface Area and perimeter  TI84 Plus and TI83 Plus graphing calculator program for calculating slope, linear equations, surface area, permiter, volume and more. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Nonlinear Regression and Logistic Regression for Binary Dependent Data  TI89 graphing calculator program for calculating nonlinear regression and logistic regression for binary dependant data. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Statistics ] 

Simpson's Rule: Area Under a Curve  TI84 Plus and TI83 Plus graphing calculator program for approximating the area under a curve using Simpson's method. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Recursive Functions  TI84 Plus and TI83 Plus graphing calculator program for evaluating recursive functions. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

De Moivre's Theorem  Formula: Roots of Complex Numbers  TI89 graphing calculator program for finding roots of complex numbers using De Moivre's Theorem/Formula 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

Standard Form to Slope Intercept Form  TI84 Plus and TI83 Plus graphing calculator for converting equations from standard to slope intercept form. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Fast Exponentiation Algorithms  TI89 graphing calculator fast exponentiation algorithms program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Integrals: Rectangle Approximation Methods and Trapezoid Method  TI84 Plus and TI83 Plus graphing calculator program. Estimates the integral of a function using the rectangle and trapezoid methods. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Cosecant, Secant, and Cotangent  TI89 graphing calculator program, finds the cosecant, secant, and cotangent of a number 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Trigonometry ] 

Fourier Theory  TI84 Plus and TI83 Plus graphing calculator program. Explores Fourier Theory by creating complex waveforms using ten different frequencies. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Area Under the Curve of a Function: Monte Carlo Method  TI84 Plus and TI83 Plus graphing calculator program for finding the area under the curve of a function. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Fourier Analysis  TI89 graphing calculator Fourier Analysis program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Arc Length  TI89 graphing calculator program for calculating arc length. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Parabola Solve  TI89 graphing calculator program for solving parabolas. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Price Index  TI89 graphing calculator program for calculating price index. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ BusinessFinance ] 

Conic Parabola  TI89 graphing calculator conic parabola program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Calculus Area Finder  TI89 program for calculating area in calculus. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

Simplify Numbers with Fraction Exponents  TI84 Plus and TI83 Plus graphing calculator program for simplifying numbers with fraction exponents. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Parabola intercepts plus  TI89 graphing calculator program for finding the intercepts of a parabola. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Bezout's Identity and Coefficients  TI89 graphing calculator B?zout's Identity program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Directional Derivative  TI89 graphing calculator program for calculating the directional derivative of a multivariable function. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

Statistics: Area Under a Curve  TI89 graphing calculator statistics program for calculating the area under a curve. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Statistics ] 

Economics and Business Finance  TI89 graphing calculator economics, business and finance program. Solves problems related to depreciation, income tax, cash flow and more. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ BusinessFinance ] 

Implicit Equations  Iterative Method  TI89 graphing calculator program for solving Implicit Equations. Uses an Iterative Method 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

Homogeneous Differential Equations  TI89 graphing calculator program, solves homogeneous differential equations. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

Equation of a Parabola  TI84 Plus and TI83 Plus graphing calculator program for finding the equation of a parabola given 3 points. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Linear Interpolation Function  TI89 graphing calculator linear interpolation program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Algebra Program: 32 Features  TI84 Plus and TI83 Plus graphing calculator Program includes 32 algebra functions: Roots of equations, simplifyed radicals, factors, logarithms, prime factorization and more. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Converging to Pi: Euler's Method  TI89 graphing calculator program for converging to pi using Euler's method 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Growth Decay Equation  TI89 graphing calculator growth and decay equation program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Curve Tracing  TI89 graphing calculator program for tracing the curve of a function. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

Tangent Line of a Curve  TI89 graphing calculator program, calculates the tangent line of a curve. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Trigonometry ] 

Special Right Triangles  TI89 graphing calculator program, contains a guide to special right triangles. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Trigonometry ] 

Cube solver  TI89 graphing calculator program for solving cubic equations. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Equation of an Antiderivative  TI84 Plus and TI83 Plus graphing calculator program. Finds the equation of an antiderivative. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Absolute Value 89  TI89 graphing calculator absolute value program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Geometry Points Solve  TI89 graphing calculator program for solving and distance, midpoint, xintercept and yintercept of a line given 2 points. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Event Probability  TI89 graphing calculator program for calculating even probability. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Statistics ] 

Double Integral: Volume & Surface Area  TI89 graphing calculator program uses double integrals to find the volume and surface area of a function. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

College Algebra Notes  TI89 graphing calculator college algebra notes program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Partial Fractions and All Roots  TI89 graphing calculator partial fraction expansion program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Slope Field Program  TI84 Plus and TI83 Plus graphing calculator program. Simplifies the process of creating and analyzing slope fields. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Reference Angles of a Unit Circle  TI89 graphing calculator program for calculating reference angles of the unit circle. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Area Under a Curve: Romberg Algorithm  TI84 Plus and TI83 Plus graphing calculator program. Performs area under a curve calculations using the Romber Algorithm. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Solve and Graph Trigonometry Functions  TI89 graphing calculator program, solves and graphs trigonometry functions. Includes amplitude, period, phase shift, interval, and vertical translation. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Trigonometry ] 

Linearization Tables  TI84 Plus and TI83 Plus graphing calculator program provides complete linearization tables using symbolic method. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Polygon Perimeter and Center of Gravity  TI89 graphing calculator program for calculating the perimeter and center of gravity of a polygon. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Equation Solver  TI84 Plus and TI83 Plus graphing calculator program solves almost any type of equation. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Tangent and Normal Line  TI89 graphing calculator program, finds the tangent line and normal line of a function. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Trigonometry ] 

Modular Arithmetic  Modular Arithmetic program for TI83 Plus and TI84 Plus Graphing Calculators 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Trapezoid Rule  TI84 Plus and TI83 Plus graphing calculator program uses the trapezoid rule to approximate the area under a curve. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Arc Functions: ArcSecant, ArcCosecant, ArcCotangent  TI89 graphing calculator program, displays the arc functions. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Trigonometry ] 

Harmonic Conjugate Solver  TI89 graphing calculator harmonic conjugate program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Algebra II Program  TI84 Plus and TI83 Plus graphing calculator Algebra 2 program. Can solve systems of equations, solve quadratics, factor trinomials and more. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Euler Approximation of an Antiderivative  TI89 graphing calculator program calculates the Euler approximation of the antiderivative of a function. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

Logarithmic Change of Base Formula  TI84 Plus and TI83 Plus graphing calculator program for changing the base of a log. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Radical Approximation  TI84 Plus and TI83 Plus graphing calculator program for radical approximation. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Differential Equations: Heun's Second Order Method  TI84 Plus and TI83 Plus graphing calculator program for solving differential equations using Heun's second order method 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Dynamic Function Graphing  TI89 graphing calculator program for graphing functions dynamically. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Graphing ] 

Area Under A Curve: Simpsons rule, Trapezoidal Rule, Upper and Lower Sums  TI84 Plus and TI83 Plus graphing calculator program for calculating Simpson's rule, trapezoidal rule, and upper and lower sum and area under a curve. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Area and Perimeter of Geometric Shapes  TI89 graphing calculator program for calculating area and perimeter of geometric shapes. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Basic Trigonometry Functions  TI89 graphing calculator program for solving the basic trigonometry functions in terms of Sine, Cosine, Tangent, cosecant, secant or cotangent. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Trigonometry ] 

Reverse Quadratic Formula  TI84 Plus and TI83 Plus graphing calculator program, performs the reverse quadratic formula. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Graphing Equations and Inequalites  TI89 graphing calculator program, simplifies graphing of equations and inequalities. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Graphing ] 

Tangent of an Angle Between 2 Lines  TI84 Plus and TI83 Plus graphing calculator program for the Tangent of an angle between 2 lines. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Area Under a Curve  TI89 graphing calculator program for calculating the area under a curve. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

Geometric Systems of Equations  TI89 graphing calculator program for solving geometric systems of equations. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Distance, Midpoint and Slope Formulas  TI89 graphing calculator program contains formulas for distance, midpoint and slope. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Digamma Function  TI89 graphing calculator program for solving the digamma function. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

3 Variable System of Equations Solver  TI84 Plus and TI83 Plus graphing calculator program for solving equations with 3 variables. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Graphing Vector Fields  TI89 graphing calculator program for graphing vector fields. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Graphing ] 

Function of a Line Tangent to f(x)  TI84 Plus and TI83 Plus graphing calculator program finds the function of a tangent line in relation to f(x). 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

TI89 Geometry Program  TI89 graphing calculator program for solving many common geometry problems. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Derivative Formulas  TI84 Plus and TI83 Plus graphing calculator program contains formulas for many types of common derivatives. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Reimann Sums: Rectangles and Trapezoids  TI89 graphing calculator program for calculating Reimann sums using rectangle and trapezoid rules. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

Algebra Formulas  TI84 Plus and TI83 Plus graphing calculator Program containing several common algebra formulas. Great for tests and quizzes. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Save Equations  TI89 graphing calculator program for solving previously saved equations. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Trigonometry Test/Exam Notes  TI89 graphing calculator program, contains trigonometry exam notes on key trigonometry concepts. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Trigonometry ] 

Find The Roots of A Function: Newton's Method  TI84 Plus and TI83 Plus graphing calculator program for finding the roots of a function using Newton's Method. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Rectangles: Sums and Integrals  TI89 graphing calculator program for calculating the sums of a rectangle. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Differential and Integral Calculus Notes  TI84 Plus and TI83 Plus graphing calculator program. Contains notes on differential, integral calculus. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Linear Equations  TI84 Plus and TI83 Plus graphing calculator program for performing calculations related to linear equations including intercepts, distance, midpoint and gradient. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Graphing Rectangle Approximation Methods  TI84 Plus and TI83 Plus graphing calculator program for Graphing rectangle approximation methods. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Surface Areas of Rotated Solids  TI89 graphing calculator program for calculating the surface area of a rotated solid. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Equation Library  TI89 graphing calculator equation library program for storing and solving equations. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Graphing Parametric Equations: 3D Space Curve  TI89 graphing calculator program, graphs parametric 3D space curves. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Graphing ] 

Arc Length of a Curve  TI84 Plus and TI83 Plus graphing calculator program. Calculates the arc length of a curve. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Graphing Results: Pie Chart  TI89 graphing calculator statistics, pie chart/graph program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Statistics ] 

Volume of Circular Revolution  TI84 Plus and TI83 Plus graphing calculator program for calculating volume of circular revolution 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Centroid Program  TI89 graphing calculator program for calculating the centroid of a function. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Calculus ] 

Circle Area and Radius: 3 Points  TI89 graphing calculator program for calculating the area and radius of a circle. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Conic Section and Angle of Rotation  TI89 graphing calculator program for calculating the type of conic section and area of rotation of an equation. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Dirichlet Eta Function  TI89 graphing calculator Dirichlet Eta program. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Algebra ] 

Everything Calculus Program  TI84 Plus and TI83 Plus graphing calculator program. Includes many useful calculus features and functions. A very good program. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 

Area of a Convex Hull  TI89 graphing calculator program for calculating the area of a convex hull. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Geometry ] 

Graphing Fractals: Iterated Function System  TI89 graphing calculator program for graphing fractals. 
Requires the ti89 calculator.
(Click here for an explanation)

[ Programs ] [ ti89 ] [ Graphing ] 

Quadratic Equation: Completing the Square  TI84 Plus and TI83 Plus graphing calculator program for solving the quadratic equation by completing the square. Gives fast simple answers. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Algebra ] 

Integral of a Function between 2 points  TI84 Plus and TI83 Plus graphing calculator program finding the integral of a function between 2 points. 
Requires the ti83 plus or a ti84 model.
(Click here for an explanation)

[ Programs ] [ ti83/ti84 ] [ Calculus ] 