| 释义 |
associative law
noun
: a law indicating immateriality in the grouping of variables; specifically : any law of the form (φRχ)Rψ=φR(χRψ) where φ, χ, ψ are variables and R a dyadic operator [as (a +b)+c=a+(b+c) in arithmetic or (pvq)vr.≡.pv(qvr) in the propositional calculus] — called also principle of association |