{"product_id":"lectures-on-the-calculus-of-variations-the-weierstrassian-theory-classic-reprint","title":"Lectures On The Calculus Of Variations (The Weierstrassian Theory) (Classic Reprint)","description":"\u003cp\u003eExcerpt From Lectures On The Calculus Of Variations (The Weierstrassian Theory) The Vanishing Of The First Variation And The Differential Equation The Curvature Expressed In Terms Of F And F. About The Publisher Forgotten Books Publishes Hundreds Of Thousands Of Rare And Classic Books. Find More At This Book Is A Reproduction Of An Important Historical Work. Forgotten Books Uses State-Of-The-Art Technology To Digitally Reconstruct The Work, Preserving The Original Format Whilst Repairing Imperfections Present In The Aged Copy. In Rare Cases, An Imperfection In The Original, Such As A Blemish Or Missing Page, May Be Replicated In Our Edition. We Do, However, Repair The Vast Majority Of Imperfections Successfully; Any Imperfections That Remain Are Intentionally Left To Preserve The State Of Such Historical Works.\u003c\/p\u003e","brand":"Forgotten Books","offers":[{"title":"Default Title","offer_id":45879674634438,"sku":"DADAX1333890133","price":20.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0695\/9389\/1014\/files\/71m4KlO8ohL.jpg?v=1779714169","url":"https:\/\/ergodemedia.com\/products\/lectures-on-the-calculus-of-variations-the-weierstrassian-theory-classic-reprint","provider":"Ergodemedia","version":"1.0","type":"link"}