{"product_id":"formal-logic","title":"Formal Logic","description":"\u003cp\u003eThis book was designed primarily as a textbook; though the author hopes that it will prove to be of interests to others beside logic students. Part I of this book covers the fundamentals of the subject  the propositional calculus and the theory of quantification. Part II deals with the traditional formal logic and with the developments which have taken that as their starting-point. Part III deals with modal, three-valued, and extensional systems.\u003c\/p\u003e","brand":"Oxford University Press","offers":[{"title":"Default Title","offer_id":46060622446830,"sku":"9780198241560","price":67.18,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/9612\/7726\/files\/9780198241560.jpg?v=1736516022","url":"https:\/\/bookland.com.au\/products\/formal-logic","provider":"Book Land AU","version":"1.0","type":"link"}