Is Calculator cheating common?

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<p>heres the one i used scroll down to dictionary
[TI-89</a> Flash Application Variables (NoteFolio) - ticalc.org](<a href=“http://www.ticalc.org/pub/89/flash/vars/notefolio/]TI-89”>TI-89 Flash Application Variables (NoteFolio) - ticalc.org)</p>