Master challenging Diophantine problems with clear, step-by-step solutions. This collection presents classic puzzles and their long-form methods, showing how to approach tough number problems with structured reasoning.
From sums of cubes to simultaneous square and cube relations, the book assembles problems and full solutions that illustrate techniques, substitutions, and problem-solving strategies. It also includes notes on methods used, historical context, and ways to generalize the reasoning to related challenges.
Ideal for readers who enjoy number theory puzzles, historical math curiosities, and hands-on problem solving.
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1 Diophantine Problem, It is required to find four affirmative integer numbers, such that the sum of every two of them shall be a cube. Solution. If we assume the first^Cx3^)/3-), the second^^x3-y3--z* ), the third=4(-z3+y3+*'), and the fourth=ws-iOM"^-*)5 then> the first added to the second=B8, the first added to the third=)/3, the second added to third=23, and the first added to the fourth=ir Thus four of the six required conditions are satisfied in the notation. It remains, then, to make the second plus the fourth= v3-y3Jrz*=cnbe, say=ic3, and the third plus the fourth^*3- 23=cube, say=?«3. Transposing, we have to resolve the equalities v3--£=w3--if=u?--oi?; and with values of x, y, z, in such ratio, that each two shall be greater than the third. Let us first resolve, in general terms, the equality «'-}-23=w3-|-y3. Taking v=a--b, z=a-b, w-c--d, y=c-d, the equation, after-dividing by 2, becomes a(a2-)-3i2)==e(c2-J-3f72). Now assume a-Sn])--Smq, b=mp-3nq, c=3nr
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Vendeur : Forgotten Books, London, Royaume-Uni
Paperback. Etat : New. Print on Demand. This book offers a fascinating exploration of Diophantine problems, a branch of mathematics that deals with finding integer solutions to polynomial equations. The author, a respected scholar, presents a collection of intricate problems and their solutions, often working through multiple methods to arrive at the most elegant and concise answers. The book is structured as a compilation of problems and solutions, much like a textbook, but the depth and complexity of the problems make it a rich resource for anyone interested in the history and theory of number theory. The book delves into the challenge of finding sets of numbers that fulfill a series of specific conditions, often involving the need for sums, differences, or products to be squares, cubes, or other powers. The author provides detailed explanations of the techniques used to solve these problems, including algebraic manipulations, factorization, and the application of fundamental theorems from number theory. The problems are not merely mathematical exercises; they illustrate the interplay between algebra, geometry, and the fundamental properties of numbers, making them a valuable tool for understanding the deeper structures within mathematics. This book provides a valuable resource for anyone interested in exploring the history and intricacies of Diophantine problems, offering a rich and challenging journey through the world of numbers. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. N° de réf. du vendeur 9781333611101_0
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Vendeur : PBShop.store US, Wood Dale, IL, Etats-Unis
PAP. Etat : New. New Book. Shipped from UK. Established seller since 2000. N° de réf. du vendeur LW-9781333611101
Quantité disponible : 15 disponible(s)
Vendeur : PBShop.store UK, Fairford, GLOS, Royaume-Uni
PAP. Etat : New. New Book. Shipped from UK. Established seller since 2000. N° de réf. du vendeur LW-9781333611101
Quantité disponible : 15 disponible(s)