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ProKalc is a full-featured scientific/financial calculator with scrolling tape. Using a point-and-click interface, you enter data for trig, exponential, scientific, and amortization
problems and get immediate answers, with your input reviewable on tape. You can print results to the Clipboard, a file, or a printer. Ten editable memory locations, online context-sensitive help, and pop-up work screens for complex calculations. ProKalc features 15-digit accuracy in scientific mode along with multi-pane financial and geometry modules to ease calculations.