{"product_id":"9780817640965","title":"Integrable Systems in Celestial Mechanics (Progress in Mathematical Physics) \u003cVol. 51\u003e","description":"\u003cp\u003eMore signi?cantly, his persistent questioning on the original form of Chapter 3 forced me to address all parameter ranges and provide solution forms to cover all possibilities for the case of negative energy.\u003c\/p\u003e","brand":"Birkh\u0026#228;user","offers":[{"title":"Default Title","offer_id":48681423143147,"sku":"00000_00000_00000_00000","price":201.41,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/4484\/5803\/files\/9780817640965-1.jpg?v=1785756441","url":"https:\/\/kinokuniya.com.sg\/zh\/products\/9780817640965","provider":"Books Kinokuniya Singapore","version":"1.0","type":"link"}