open sentence

American  

noun

1. Mathematics. an equation or inequality containing one or more variables in which its truth or falsehood depends upon the values assumed by the variables in a particular instance, as the equation x + 3 = 8.

2. Logic. a propositional function that contains a free variable, as “ x is a man.”

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open sentence British  

noun

1. Also called: propositional function.   sentential function.  logic an expression containing a free variable that can be replaced by a name to yield a sentence, as x is wise

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Etymology

Origin of open sentence

First recorded in 1935–40

Example Sentences

And I realized the reason perhaps why some people voted in favor of the mandatory minimum, the harsher sentence 20 years, versus the open sentence of indeterminate length, was not based on whether or not there were more senior or more junior where they were men or women whether they were known to be more aggressive or less aggressive.

From MSNBC

T must be profitable to the whole bodie of the com- mon wealthe, when by the Iustice of godlie lawes, vertue is in high price aduaunced, vice by the open sentence, and manifeste profe conuicted, the malefa- ctour shall be knowen, the sincere and godlie deliuered, and from tyme to tyme maintained.

From Project Gutenberg

Then with great admiration the lotte in ball first taken out was mine: which was by open sentence so pronounced before all the people, and to be the right and true parte.

From Project Gutenberg