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Stop instruction

The most important instruction in any computer language is the STOP command.

 


Explanation

Only after that you can develop other commands, so

STOP
NO-OP
NEXT
IF THEN ELSE


 


Example 1

Pressing  AC/ON on a Casio calculator during calculation of a differential or an integral (while the cursor is not shown on the display) stops the calculation.

 


History

In his book A Discipline of Programming, the Dutch mathematician Edsgar Dijkstra (1930 – 2002) has described the need of stopping a computer.


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