𝔖 Bobbio Scriptorium

✦ LIBER ✦

A solution to a problem of Fermat, on two numbers of which the sum is a square and the sum of their squares is a biquadrate, inspired by the Illustrious La Grange

✍ Scribed by Euler L.

Book ID: 127398838
Year: 1780
Tongue: English
Weight: 60 KB
Category: Library

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

On the density of sequences of integers

On the density of sequences of integers the sum of no two of which is a square. I. Arithmetic progressions

✍ J.C Lagarias; A.M Odlyzko; J.B Shearer 📂 Article 📅 1982 🏛 Elsevier Science 🌐 English ⚖ 858 KB

On the density of sequences of integers

On the density of sequences of integers the sum of no two of which is a square II. General sequences

✍ J.C Lagarias; A.M Odlyzko; J.B Shearer 📂 Article 📅 1983 🏛 Elsevier Science 🌐 English ⚖ 678 KB

XIX. A demonstration of the theorem that

XIX. A demonstration of the theorem that every homogeneous quadratic polynomial is reducible by real orthogonal substitutions to the form of a sum of positive and negative squares

✍ Sylvester, J.J. 📂 Article 📅 1852 🏛 Informa UK (Taylor & Francis) ⚖ 232 KB

On Certain Properties of Square Numbers

On Certain Properties of Square Numbers and Other Quadratic Forms, with a Table of Odd Numbers from 1 to 191, Divided into 4, 3 or 2 Square Numbers, the Algebraic Sum of Whose Roots (Positive or Negative) May Equal 1, by means of Which Table All the Odd Numbers up to 9503 May be Resolved into not Exceeding 4 Square Numbers

✍ Pollock, F. 📂 Article 📅 1854 🏛 The Royal Society ⚖ 671 KB

On Certain Properties of Square Numbers

On Certain Properties of Square Numbers and Other Quadratic Forms, with a Table of Odd Numbers from 1 to 191, Divided into 4, 3 or 2 Square Numbers, the Algebraic Sum of Whose Roots (Positive or Negative) May Equal 1, by means of Which Table All the Odd Numbers up to 9503 May be Resolved into not Exceeding 4 Square Numbers

✍ Frederick Pollock 📂 Article 📅 1854 🏛 The Royal Society ⚖ 751 KB

Primary Math, a series of 30 film loops:

Primary Math, a series of 30 film loops: Number Meanings—Zero to Ten; Counting from Zero to Ten and Back Again; Zero to Ten by Two's and Five's; Counting to One Hundred by Two's; Counting to One Hundred by Five's; One-Half; One-Third; One-Fourth; Ordinal Numbers; Telling Time; Long, Longer, Longest; How Much?; Weight is Not ...; Measuring Without a Ruler; Is Greater Than ... Is Less Than; Place Value; Seconds to a Minute; Inch, Foot and Yard; Cup, Pint, Quart and Gallon; Penny, Nickel, Dime and Quarter; Ounces and Pounds; What Time?; The Plus and Equal Signs; The Minus Sign; Adding; Addends and Sums; Substracting; Minuends, Subtrahends and Remainders; Multiplication Model; Multipliers, Multiplicands and Products;

✍ Review by: Donovan R. Lichtenberg 📂 Article 📅 1972 🏛 National Council of Teachers of Mathematics ⚖ 255 KB