Maths Worksheets
Expression Entry
Plot Windows
2D Plots
3D Plots
Arithmetic
- Exact rational arithmetic with no roundoff error
- Adjustable precision approximate arithmetic
- Rational, decimal, and scientific notation
- Decimal, hexadecimal, octal, or binary arithmetic
- Real, imaginary, complex, and infinite numbers
- Prime number recognizers and generators
- Efficiently factors large integers
- Functions for gcds, lcms, and mods
- Pseudo-random number generator
Algebra
- Expand and factor polynomials
- Partial fraction expansion of rational functions
- Simplify expressions using powerful identities
- Solve equations and inequalities exactly or numerically
- Solve systems of polynomial equations, linear and nonlinear
- Exponential, trigonometric, and hyperbolic functions
- Specify angles in degrees or radians
- Piecewise-continuous functions
- Riemann zeta, gamma, and error functions
- Probability, statistics, and financial functions
- Substitute values for variables or subexpressions
- Integer, real, and complex variable declarations
- Define functions and assign variable values
- Number theory utility library
Calculus
- Display the steps in the simplification of an expression with optional display of transformation rules
- Finite and infinite symbolic limits
- First and nth order partial derivatives
- Antiderivatives and definite integrals
- Approximate numerical integration
- Finite and infinite sums and products
- Curvatures, tangents, and osculating circles
- Implicit and parametric differentiation
- Taylor and Fourier series approximations
- Arclengths, areas, and volumes
- Laplace transforms
- Solve first and second order ODEs exactly
- Runge-Kutta approximations for systems of ODEs
- Utility libraries for special functions
Vector, Matrices, and Sets
- Symbolic and numeric elements
- Uses standard subscript notation
- Dot, cross, and outer products
- Transpose, determinant, inverse, and trace
- Matrix reduction to row echelon form
- Eigenvalue and eigenvectors
- Noncommutative vector and matrix algebra
- Differential and integral vector calculus
- Efficient functions for vector and matrix operations
- Least squares curve fitting
- Set union, intersection, and power sets
Programming
- Both functional and multi-line, procedural programming
- Block, loop, and if-then-else control constructs
- Boolean and relational operators for predicates
- Define default initial values for local variables
- Expression type recognizer functions
- Expression component extraction functions
- Map functions over the elements of vectors and sets
- Sort and search the elements of sets and vectors
- Extract and replace elements of vectors using subscripts
- Make variable substitutions serially or in parallel
- String processing functions
Documentation and Support
- Manual with step-by-step visual examples
- Reference guide and improved and extended on-line help
- Free Email support groups
- Training videos on CD-ROM
Derive is no longer available as a separate program, but the Derive code is now incorporated into TI-Nspire CAS software, distributed by Chartwell-Yorke Ltd, 114 High Street, Belmont Village, Bolton, Lancashire, BL7 8AL, UK. Tel +44 (0)1204 811001, fax +44 (0)1204 811008. email info@chartwellyorke.com, www.chartwellyorke.com/ti-nspire