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View synonyms for propositional function

propositional function

noun

, Logic.


propositional function

noun

  1. another name for open sentence
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of propositional function1

First recorded in 1900–05
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Example Sentences

A propositional function (that is to say a definition) does not always determine a class.

(β) A propositional function is necessary when all its values are true.

Call it a propositional function; and, if φx be a propositional function, the undetermined variable x is the argument.

Now consider a propositional function Fχ in which the variable argument χ is itself a propositional function.

A 'propositional function' or 'norm' may be 'non-predicative.'

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propositional calculuspropositus