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Xpress Formula Editor and Symbolic Calculator, 2000. $129 for a single user; $399 for a school-site license for up to 20 users. Halomda Educational Software, 972-3-9658084; www.halomda.com; [email protected].
XPress is software that functions as both a mathematics formula editor and a problem solver. Its features make it attractive for use at many levels of high school mathematics. The Xpress Formula Editor allows the user to write complex mathematical expressions by using the keyboard for letters and using keys from the Editor Keys window on the screen for special symbols, signs,...