{"product_id":"9783319295336","title":"The Method of Rigged Spaces in Singular Perturbation Theory of Self-Adjoint Operators (Operator Theory : Advances and Applications) \u003cVol. 253\u003e","description":"\u003cp\u003eXX, 237 p. 1 illus.\u003c\/p\u003e","brand":"Birkh\u0026#228;user","offers":[{"title":"Default Title","offer_id":48792645501163,"sku":"00000_00000_00000_00000","price":219.72,"currency_code":"SGD","in_stock":true}],"url":"https:\/\/kinokuniya.com.sg\/products\/9783319295336","provider":"Books Kinokuniya Singapore","version":"1.0","type":"link"}