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[[File:Gregor_Reisch,_Margarita_Philosophica,_1508_(1230x1615).png|Gregor Reisch, Margarita Philosophica, 1508 (1230x1615)|thumb]] '''Algorism''' is the term used to describe the system of [[arithmetic]] that uses [[Arabic numerals]]. It is a method of performing calculations that involves the digits 0 through 9, which are known collectively as the Arabic or Hindu-Arabic numerals. The introduction of algorism to the [[Western world]] marked a significant shift in the way calculations were performed, moving away from the use of [[Roman numerals]] and the [[abacus]], and leading to the development of more advanced mathematical concepts and computational techniques.

==History==
The concept of algorism originally comes from the work of [[Muhammad ibn Musa al-Khwarizmi]], a 9th-century Persian mathematician, astronomer, and geographer. His works introduced the Hindu-Arabic numeral system to the Islamic world and later to Europe. The term "algorism" itself is derived from a Latinized form of his name, Algoritmi. Al-Khwarizmi's work on arithmetic, ''Al-Kitab al-Mukhtasar fi Hisab al-Jabr wal-Muqabala'' (The Compendious Book on Calculation by Completion and Balancing), laid the foundations for much of modern arithmetic and algebra.

==Principles of Algorism==
Algorism is based on the use of ten symbols to represent numbers, including the concept of zero as a number. This numeral system allows for the representation of any number, no matter how large, and simplifies the process of calculation. The basic operations of arithmetic—[[addition]], [[subtraction]], [[multiplication]], and [[division]]—can be performed more efficiently using this system. The place value system is a crucial aspect of algorism, where the value of a digit depends on its position within the number. This concept allows for the compact representation of large numbers and simplifies calculations.

==Impact on Mathematics and Science==
The adoption of algorism had a profound impact on the development of mathematics, science, and commerce. It facilitated the calculation of large numbers, which was essential in the fields of [[astronomy]], [[engineering]], and [[economics]]. The ease of computation also contributed to the advancement of mathematical theory, including the development of algebra, calculus, and statistical methods. In commerce, the ability to perform quick and accurate calculations led to the expansion of trade and the development of more sophisticated financial instruments.

==Modern Usage==
Today, the principles of algorism underpin much of modern computing and digital technology. The binary system, used in computers, is a direct application of the concept of place value, albeit with only two digits (0 and 1) instead of ten. The algorithms that drive software applications and the internet are based on the mathematical principles established by algorism. In education, learning the basics of algorism is fundamental to understanding mathematics and computer science.

==Conclusion==
Algorism is more than just a method of calculation; it is a cornerstone of modern mathematics and computing. Its development and adoption were pivotal in the transition from the ancient to the modern world, influencing various fields of study and aspects of daily life. The legacy of algorism continues to be felt today, as it remains integral to both basic education in arithmetic and the complex calculations behind the scenes of our digital world.

[[Category:Mathematics]]
[[Category:History of mathematics]]
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Algorism - Revision history

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