                          TI-92 BID SPECIFICATIONS


*Full QWERTY keyboard,                         *Statistics graphing
  nnumeric keypad, and eight-                    including scatter, x-y
  direction cursor.                              line, and box plots.  Also
*128 by 240 pixel display.                       graph histograms and
*Symbolic manipulation for                       regressions lines.
  algebra includes:                            *Table shows numeric
  arithmetic using undefined                     evaluation of functions in
  variables, polynomial                          table format.
  factor and expand, and                       *Interactive analyses of
  zeros of equations.                            function values, roots,
*Symbolic manipulation for                       maximums, minimums,
  calculus includes:                             integrals, derivatives,
  indefinite integrals,                          intersections, inflection
  derivatives, limits, and                       points and arc lengths.
  Taylor polynomials.                          *Matrix operations including
*"Pretty print" shows                            inverse, determinant,
  equations and results with                     transpose, augment,
  radical notation, stacked                      elementary row operations,
  fractions, and superscript                     and reduced row echelon
  exponents.                                     form.
*Real and complex numeric                      *Split screens can be
  results calculated in two                      defined for top-bottom or
  modes:                                         left right splits.
    -exact rational results                    *Two-graph mode for creating
     with more than 600-digits                   separate graphing
     of accuracy or in terms of                  environments that can be
     pi, e, radical values, and                  shown simultaneously.
     trig functions.                           *Column logic expressions in
    -floating decimal with                       list editor are retained
     14-digit accuracy and                       for automatic recalculation
     displayed with 12 digits                    when values change.
     plus a 3 digit exponent.                  *Extensive programming
*Complex number mode can be                      capability with number and
  disabled so that only real                     size of programs limited
  results are displayed.                         only by memory.  Local and
*Active home history can                         global variables can be
  hold up to 99 previous                         managed from within a
  equations for deep recall.                     program.
*Interactive geometry                          *User definable functions to
  applications for Euclidean,                    extend built-in
  transformational and                           functionality
  analytic geometry                            *One-key access to custom
  explorations.                                  menus for specific
*Graphs functions,                               applications.
  parametric equations, polar                  *Command catalog screen to
  equations, recursively-                        access and show "help"
  defined sequences and three-                   information for each
  dimensional (3D) surfaces.                     function and command.
*Up to 99 graphing equations                   *Text editor to enter notes
  defined and saved for each                     or any other type of text.
  graphing mode.                                 Command scripting uses
*Recursively-defined                             editor to type a series of
  sequences that access any                      command lines that can be
  number of  previous terms.                     executed at any time on the
*List-based one- and two-                        Home screen.
  variable statistical                         *Memory management to create
  analyses, including eight                      folders for specific
  regression models.                             applications or subjects.
*Compatible with Calculator-                   *Impact resistant snap-on                              
  Based LaboratoryTM (CBLTM)                     case doubles as tilt stand.    
  to allow analysis of real-                   *Size: 4.7 x 8.2 x 1.2                                
  world data.   .... inches (HWD)             
*70K of user-available RAM.                   *Weight: 20 ounces. 
*Accessories allow                            *Powered by four AA
  information to be                             batteries with lithium
  transferred to computer and                   battery backup to protect
  printed or stored on disk.                    memory during main battery
*Link capabilities for data                     change.
  transfer through I/O port.                            
  Unit-to-unit link cable                              
  included.                                            
*Overhead projectable unit                          
  available.                                          
                                                
        
                                 
                          
                       






                      
                         
                                                                                 
                                                                              
                                               
                      
