help-gnu-emacs
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: no empty (zero) string predicate in Elisp


From: Marcin Borkowski
Subject: Re: no empty (zero) string predicate in Elisp
Date: Sun, 26 Apr 2015 20:59:09 +0200

On 2015-04-26, at 20:34, Emanuel Berg <address@hidden> wrote:

> Cool. "Predicate" is a word from the grammars of human
> languages, but I don't know its exact meaning, neither
> there or in programming languages (until now as for
> programming).

AFAIK, "predicate" is a word from /logic/, and it means (more or less)
a function which consumes one or more arguments of any type and gives
back a truth-value.  (Not necesarily exactly that, because Russell's
paradox etc., but this is the idea.)

Best,

-- 
Marcin Borkowski
http://octd.wmi.amu.edu.pl/en/Marcin_Borkowski
Faculty of Mathematics and Computer Science
Adam Mickiewicz University



reply via email to

[Prev in Thread] Current Thread [Next in Thread]