Functions:

• Real and complex numeric results

• Symbolic manipulation for algebra, calculus and differential equations

• Numeric evaluation of functions in tables and data variable format

• Interactive analysis of function values, roots, maximums, minimums, integrals, derivatives, intersections, inflection points, and arc lengths

• Recursively-defined sequences access any number of previous terms

• Slope and direction fields for exploring differential equations

• List-based one- and two-variable statistical analysis, including eight regression models

• Statistics plots including scatter, xy-line, box and modified box plots

• Histograms and regression lines

• Matrix operations including inverse, determinant, transpose, augment, elementary row operations, and reduced row echelon form

• Matrix elements can be real or complex and numeric or symbolic

• Column-logic expressions in data/matrix editor are retained for automatic recalculation when values change

• Hexadecimal and binary operations and conversions

Differential Equations:

• Exact symbolic solutions of many 1st- and 2nd-order ordinary differential equations

• Solve single or systems of differential equations using Euler or Runga Kutta methods

• Graph slope fields or direction fields

Linear Algebra:

• Eigenvalues

• Eigenvectors

• Functions of matrices (like e A)

• LU or QR decompositions

3-D Rotation and Contour Plots:

• Real-time rotation of 3-D surfaces and contour graphs

Units of Measure:

• Use units in equations, symbolic computations, and unit conversions

• Select from 20 constants and over 100 units

• Create and store your own custom units

Systems of Equations:

• Solve systems of linear and nonlinear equations

• Display results in general or matrix formats

Programming

• Custom menus

• Dialog boxes

• Pop-up windows

• User-defined functions extend built-in functionality

Graph

• Parametric and polar equations

• Recursively-defined sequences

• 3-Dimensional surfaces

• Differential equations

Additional Information:

• Contains about 188K user-available RAM and 384K of user data archive for storing functions, programs, and data

• The CAS built into the TI-89 allows you to evaluate mathematical expressions symbolically or numerically

• Split screens allows you to view 2 applications at the same time

• The TI-89 Advanced Mathematics Software is identical to the TI-92 Plus Advanced Mathematics Software without the Geometry application

• The TI-89 ViewScreen calculators work with the TI-92 ViewScreen panels

• Link with other TI-89 or TI-92 Plus handhelds, CBL and CBR data collection devices, and computers

• Electronic upgradability of operating system including maintenance and feature upgrades

• Pretty Print shows equations and results with radical notation, stacked fractions, and superscript exponents

• Active Calculator Home history screen can hold up to 99 previous entries for deep recall

• Optional assembly language programming

• Command catalog screen to access and show "help" information for each function and command

• Memory management to create folders for specific applications or subjects

• 255 symbols in the character set including Greek, system, and international characters

• Compatible with Calculator-Based Laboratory (CBL2) and Calculator-Based Ranger (CBR) Systems to allow analysis of real-world data