\dɪdˈʌktɪv tˈablə͡ʊ], \dɪdˈʌktɪv tˈabləʊ], \d_ɪ_d_ˈʌ_k_t_ɪ_v t_ˈa_b_l_əʊ]\
Definitions of DEDUCTIVE TABLEAU
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A theorem proof system consisting of a table whose rowscontain assertions or goals. Variables in assertions areimplicitly universally quantified and variables in goals areimplicitly existentially quantified. The declarative meaningof a tableau is that if every instance of every assertion istrue then some instance of at least one of the goals is true.
By Denis Howe