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

We expect to hear so, as the natural deduction from John’s premises.

From Memories of Bethany by Macduff, John R. (John Ross)

This would be the natural deduction to draw from the premise of evolution.

From The Saint by Thayer, William Roscoe

Keen Nora noted the signs, drew a very natural deduction, and shaped her tactics accordingly.

From Trevlyn Hold by Wood, Mrs. Henry