{"product_id":"casson-s-invariant-for-oriented-homology-three-spheres-princeton-university-press-9780691636085-an-exposition-selman-akbulut","title":"Casson's Invariant for Oriented Homology Three-Spheres","description":"\u003cp\u003eIn the spring of 1985, A. Casson announced an interesting invariant of homology 3-spheres via constructions on representation spaces. This invariant generalizes the Rohlin invariant and gives surprising corollaries in low-dimensional topology. In the fall of that same year, Selman Akbulut and John McCarthy held a seminar on this invariant. These no\u003c\/p\u003e","brand":"Selman Akbulut","offers":[{"title":"Default Title","offer_id":52250502463830,"sku":"9780691636085","price":121.25,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/3206\/6390\/files\/9780691636085.jpg?v=1767777607","url":"https:\/\/www.laufgard.com\/products\/casson-s-invariant-for-oriented-homology-three-spheres-princeton-university-press-9780691636085-an-exposition-selman-akbulut","provider":"Bookshop","version":"1.0","type":"link"}