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The Ti-89 has a fairly powerful symbolic algebra system (that allowed me to get through pre-calc without memorizing the identities I would later need for physic

The Ti-89 has a fairly powerful symbolic algebra system (that allowed me to get through pre-calc without memorizing the identities I would later need for physics and other related classes) Also there are some IR networking libraries http://sami.ticalc.org/irlink/ http://sami.ticalc.org/irlink/

snvzz 5y ago
>Also there are some IR networking libraries. They require additional hardware, for IR. TI-89 does not have an IR interface built in.