Abu Abdullah Muhammad ibn Ahmad ibn Yusuf al-Khorezmi

THE MAIN SCIENTIFIC WORKS

Al-Khorezmi was an encyclopedic scientist. He created a number of scientific works.

It should be underlined that the only work written by Al-Kharazmi preserved until our times, which had been written in Arabic as the majority of works of that time in Middle Asia, is a treatise “The Keys of Science” (“Mafatih al-ulum”) which is one of the only sources in history of development of sciences and their classification. In “The Keys of Science” consisting of 2 parts Al-Khorezmi expounded the meanings and content of 15 sciences. Chapter One consists of:

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  Fikkh – the Muslim jurisprudence;
  
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  Kalam – the dogmatic theology;
  
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  Grammar;
  
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  Office Work;
  
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  Theory of Poetry and Metrics;
  
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  History or Chronological Sciences.
  
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  Chapter Two consists of:
  
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  P hilosophy;
  
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  Logic;
  
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  Medicine;
  
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  Arithmetic;
  
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  Geometry;
  
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  Astronomy;
  
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  Music;
  
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  Mechanics;
  
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  Chemistry.
  

This work was created between 976 and 991.