Contributions in logic Logic 4 Logic, Medieval 4 Early works to 1800 2 Islam 2 Islamic philosophy 2 Religious aspects 2 Views on logic 2 Commentaries 1 Criticism, Textual 1 Demonstration 1 Dissertations 1 Dissertations, Academic 1 Influence 1 Islam and philosophy 1 Islam and reason 1 Logic, Ancient 1 Philosophy 1 Philosophy of science 1 Views on Aristotle 1