natural deduction

British  

noun

1. a system of formal logic that has no axioms but permits the assumption of premises of an argument. Such a system uses sequents to record which assumptions are operative at any stage Compare axiomatic

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Example Sentences

What seemed like a natural deduction in the West -- behaving like a group must mean a suppression of the self -- was a leap in logic in Japan.

From Salon • Jun. 18, 2011

A natural deduction from this was that one person or few persons must own many times 40 shares to bring the average up.

From Time Magazine Archive

The natural deduction is that wood of first-class mechanical value shows from 5 to 20 rings per inch and that slower growth yields poorer stock.

From The Mechanical Properties of Wood Including a Discussion of the Factors Affecting the Mechanical Properties, and Methods of Timber Testing by Record, Samuel J.

And this brings us to another very natural deduction.

From The Continental Monthly, Vol. 4, No. 5, November, 1863 by Various

The only natural deduction is that it comes from the same source as the other sayings, and that source was not our synoptic Gospels.

From Supernatural Religion, Vol. II. (of III) An Inquiry into the Reality of Divine Revelation by Cassels, Walter Richard