What does it take to argue well? The goal of this series of studies was to better understand the cognitive skills entailed in argument, and their course of development, isolated from the verbal and social demands that argumentive discourse also entails. Findings indicated that young adolescents are less able than adults to coordinate attention to both positions in an argument, an agerelated pat...

We consider a " polarized " version of bi-intuitionistic logic [9, 7, 10, 11] as a logic of assertions and hypotheses and show that it supports a " rich proof theory " and an interesting categorical interpretation, unlike the standard approach of C. Rauszer's Heyting-Brouwer logic [48, 49], whose categorical models are all partial orders by Crolard's theorem [19]. We show that P. A.Mellì es not...

Purpose The purpose of this paper is to elaborate on the role a group facilitator when taking dialogical stance. A special interest facilitator’s processual responsiveness and its potential for supporting dialogic approach process facilitation. Design/methodology/approach Theoretically, article based dialogue dialectic relationship theory. Empirically, it pragmatic analysis excerpts from audio ...

jachymski [ proc. amer. math. soc., 136 (2008), 1359-1373] gave modified version of a banach fixed point theorem on a metric space endowed with a graph. in the present paper, (g, φ)-graphic contractions have been de ned by using a comparison function and studied the existence of fixed points. also, hardy-rogers g-contraction have been introduced and some fixed point theorems have been proved. s...