{"product_id":"9789811247422","title":"Laws Of Form: A Fiftieth Anniversary","description":"Laws of Form is a seminal work in foundations of logic, mathematics and philosophy published by G Spencer-Brown in 1969. The book provides a new point of view on form and the role of distinction, markedness and the absence of distinction (the unmarked state) in the construction of any universe. A conference was held August 8-10, 2019 at the Old Library, Liverpool University, 19 Abercromby Square, L697ZN, UK to celebrate the 50th anniversary of the publication of Laws of Form and to remember George Spencer-Brown, its author. The book is a collection of papers introducing and extending Laws of Form written primarily by people who attended the conference in 2019.","brand":"Louis H Kauffman","offers":[{"title":"Default Title","offer_id":47507384893758,"sku":"9789811247422","price":6887.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4357\/7662\/products\/9789811247422.jpg?v=1707794289","url":"https:\/\/exclusivebooks.co.za\/products\/9789811247422","provider":"Exclusive Books Online","version":"1.0","type":"link"}