Volume 14 (2023)
Volume 13 (2022)
Volume 12 (2021)
Volume 11 (2020)
Volume 10 (2019)
Volume 9 (2018)
Volume 8 (2017)
Volume 7 (2016)
Volume 6 (2015)
Volume 5 (2014)
Volume 4 (2013)
Volume 2 (2011)
Volume 1 (2010)
A logical Study on Ethical Dilemmas

Zinat Ayatollahi

Volume 3, Issue 2 , September 2012, Pages 1-20

Abstract
  This research examines the relation between logic and ethics and tries to investigate logically the corresponding dilemmas. Standard Deontic Logic which is initially appeared for studying ethical propositions cannot offer a suitable and accurate solution for conflict between duties. Therefore some new ...  Read More

Conceivability and Imaginability

Mojtaba Amirkhanloo

Volume 3, Issue 2 , September 2012, Pages 21-42

Abstract
  In this article, a new definition of two concepts, i.e. Conceivability and Imaginability, is presented. First, the desiderata of a definition of Conceivability are given and by choosing two presuppositions, a theory about Conceivability is suggested. In this step, two strategies for the distinction between ...  Read More

On Some Gödelian Ontological Arguments

Mahdi Ranaee

Volume 3, Issue 2 , September 2012, Pages 43-64

Abstract
  In his 1987 paper, Jordan Howard Sobel showed that Gödel’s ontological argument faces modal collapse and, therefore, it is not sound. C. Anthony Anderson, in his 1990 paper, proposed an amended version of the argument in which modal collapse is blocked. In his parody, Graham Oppy, however, ...  Read More

Al-Khunaji on the Conversion of the Verity Propositions

Assadollah Fallahi

Volume 3, Issue 2 , September 2012, Pages 65-81

Abstract
  The first who discussed separately the conversion of the verity and actuality propositions  was Fakhr Al-Din Al-Razi, but Afzal Al-Din Al-Khunaji criticized most of the logical rules introduced by Al-Razi on the conversions of those propositions and many criticisms of Al-Khunaji have been accepted ...  Read More

Existence and Necessity with Emphasize on Timothy Williamson’s Views

Lotfollah Nabavi; Amirhossein Yaraghchi

Volume 3, Issue 2 , September 2012, Pages 83-103

Abstract
  From the very beginning up to now the concept of existence has been one of the most controversial ones among the philosophers. Such discussions can be divided into two main parts. The first one refers to the ontological aspects of existence for which one is involved with two schools namely Possibilism ...  Read More

Analysis and Demonstration of Equality Syllogism on the Basis of the Chapter of Four-fold Relations in the Traditional Logic

Hamidreza Niyati

Volume 3, Issue 2 , September 2012, Pages 105-126

Abstract
  Two things which equal the same thing also equal one another. This well-known sentence had widely been accepted from the period of ancient Greeks and perhaps earlier as an evident axiom. By the introduction of Logic into the Islamic field, Ibn Sina and most of other Muslim logicians after him tried ...  Read More