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Pocket calculator. Program is 80 lines engine plus 80 lines GUI.
The calculator is implemented as a stack automaton. A term
state(ID,Stack,Display,Status)describes its internal state, each pushed key drives a corresponding state transition.
The MINERVA source program is calculator.min
Refer to 'Compile', 'Go' and the other files of this directory for details.
| document: http://www.ifcomputer.co.jp/MINERVA/ExamplePrograms/Applications/Calculator/print_en.html published 2008/5/12 update 2001/3/27 (c) 1996-2006 IF Computer Japan | ||||||||
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