This is a nice calculator with an on-screen history ticket, user definable precision, 1 memory register. Values with up to 14 significant digits.
The calculator is available

- as a standalone function (executable included)
- as a Delphi component (Delphi 4.0 sources included)

Used as a Delphi component, the calculator has an extra button to transfer calculated values to the parent application.

ExEntryC's Calculator keywords: calculator