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A book with a collection of 465 theorems. It was organized so that if you needed one
another proof in a theorem then it was before that one in the book. 13 books: Triangles
& Parallel lines, proportions of circles, problems about circles, proportion, number
theory, irrational numbers, solid geometry - ✔✔The Elements
-Handbook of 246 mathematical problems.
-methods used to solve problems of engineering, trade, taxation, and surveying
-played a fundamental role in the development of mathematics in China
-200 bc book; 263 ad commentary by Liu Hui - ✔✔Nine Chapters on the Mathematical
Art
-used 9 characters for 1-9 and a circle for 0
-demonstrated how to write numerals in this system
-contained algorithms for =,-,x,÷, halving, doubling, finding square roots
-fractions
-introduced Hindu-Arabic Systems to Europe - ✔✔Book of Addition and Subtraction
According to the Hindu Calculation
manual for solving linear and quadratic equations
*al-Jabr* - "restoring"
COPYRIGHT © 2025 BY SOPHIA BENNETT, ALL RIGHTS RESERVED 1
, *al-Mugabala* - "comparing" - ✔✔The Condensed Book on the Calculation of al-Jabr
and al-Muqabala
-wrote by Fibonacci
-introduced Hindu-Arabic numeration system
-describes the algorithms for addition, subtraction, multiplication, and division that we
use today
-Fibonacci numbers
-1,1,2,3,5,8,13,21 - ✔✔Liber Abaci
-"The Great Art"
-wrote by Girolamo Cardano
-1st book written in Latin devoted entirely to algebra
-contains solution methods for both cubic and quartic equations
-significant for its focus on theory of equations
-method used to solve cubic equations was to reduce the cubic equation to a quadratic
equation that could be solved - ✔✔Ars Magna
-written by Galileo
-written in Italian
-conversation between 3 people:
-Salviati
-Simplicio
-Sagredo
-best seller; not popular with church
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