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2. TI-89 series - Wikipedia

   en.wikipedia.org/wiki/TI-89_series

   The TI-89 is a graphing calculator developed by Texas Instruments in 1998. The unit features a 160×100 pixel resolution LCD and a large amount of flash memory, and includes TI's Advanced Mathematics Software. The TI-89 is one of the highest model lines in TI's calculator products, along with the TI-Nspire.

3. Comparison of Texas Instruments graphing calculators

   en.wikipedia.org/wiki/Comparison_of_Texas...

   A graphing calculator is a class of hand-held calculator that is capable of plotting graphs and solving complex functions. There are several companies that manufacture models of graphing calculators. Texas Instruments is a major manufacturer. The following table compares general and technical information for a selection of common and uncommon ...

4. TI-BASIC - Wikipedia

   en.wikipedia.org/wiki/TI-BASIC

   TI-BASIC is the official [1] name of a BASIC -like language built into Texas Instruments' graphing calculators. TI-BASIC is a language family of three different and incompatible versions, released on different products: TI-BASIC 83 (on Z80 processor) for TI-83 series, TI-84 Plus series. TI-BASIC 89 (on 68k processor) for TI-89 series, TI-92 ...

5. TI calculator character sets - Wikipedia

   en.wikipedia.org/wiki/TI_calculator_character_sets

   TI calculator character sets. In computing, a character set is a system of assigning numbers to characters so that text can be represented as a list of numbers (which are then stored, for example, as a file). For example, ASCII assigns 61 to "A". As part of the design process, Texas Instruments (TI) decided to modify the base Latin-1 character ...

6. TI-Nspire series - Wikipedia

   en.wikipedia.org/wiki/TI-Nspire_series

   The TI-Nspire is a graphing calculator line made by Texas Instruments, with the first version released on 25 September 2007. [1][better source needed] The calculators feature a non- QWERTY keyboard and a different key-by-key layout than Texas Instruments's previous flagship calculators such as the TI-89 series.

7. Texas Instruments signing key controversy - Wikipedia

   en.wikipedia.org/wiki/Texas_Instruments_signing...

   A TI-83+ graphing calculator displaying a sine wave. The Texas Instruments signing key controversy resulted from Texas Instruments ' (TI) response to a project to factorize the 512- bit RSA cryptographic keys needed to write custom firmware to TI devices.