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October 1974Erratum: ``On the equivalence of strong and weak validity of rule schemes in the two-valued of rule schemes in the two-valued propositional calculus''.
Rangaswamy V. Setlur
Notre Dame J. Formal Logic 15(4): 648-648 (October 1974).
Rangaswamy V. Setlur "Erratum: ``On the equivalence of strong and weak validity of rule schemes in the two-valued of rule schemes in the two-valued propositional calculus''.," Notre Dame Journal of Formal Logic, Notre Dame J. Formal Logic 15(4), 648, (October 1974)
