{"product_id":"an-introduction-to-the-calculus-of-variations","title":"An Introduction to the Calculus of Variations","description":"This clear, rigorous introduction to the calculus of variations covers applications to geometry, dynamics, and physics. Focusing upon problems with one independent variable, the text connects the abstract theory to its use in concrete problems. It offers a working knowledge of relevant techniques, plus an impetus for further study. 1962 edition.","brand":"Thryft Singapore","offers":[{"title":"Like New","offer_id":52248860033305,"sku":"QA315.P18 2010","price":13.9,"currency_code":"SGD","in_stock":false},{"title":"Very Good","offer_id":52248860066073,"sku":"QA315.P18 2010","price":11.9,"currency_code":"SGD","in_stock":false},{"title":"Good","offer_id":52248860098841,"sku":"QA315.P18 2010","price":10.9,"currency_code":"SGD","in_stock":false},{"title":"Well Read","offer_id":52248860131609,"sku":"QA315.P18 2010","price":9.9,"currency_code":"SGD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0110\/0598\/4849\/files\/7158758.jpg?v=1776701687","url":"https:\/\/thryft.asia\/products\/an-introduction-to-the-calculus-of-variations","provider":"Thryft","version":"1.0","type":"link"}