Polish notation (PN), also known as normal Polish notation (NPN), Some letters in the Polish notation table stand for particular words in Polish, as shown:
{| class=wikitable
|-
!Concept!!Conventional<br/> notation!!Polish<br/> notation!!Polish<br/>term
|-
|- style="border-top:3px solid #999;"
|-
|Negation||<math>\neg\phi</math>||<math> N\phi</math>
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-->
</references>
Further reading
- [https://web.archive.org/web/20221210100112/https://dl.gi.de/handle/20.500.12116/4374/browse?type=title&sort_by=4] (77 pages)
- (11 pages) (NB. Published in .)
- (11 pages)
