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| | MuslimHeritage.com - Topics |
 | | Khwarizmi gave the value of pi thus: 'If a circle has a diameter of 7, it has a circumference of: 22'[14] This is an approximation accurate to about 1 in a thousand. |
 | | Muhammad ibn Musa Khwarizmi (780-850 CE), from Khwarizm (now Khiva), south of the `Arab Lake,' was the greatest scientist of his time, working in mathematics, geography, and astronomy. |
 | | [31] On top of Al Khwarizmi's achievements referred to already, and amongst other things, he introduced a method similar to long division to extract the square root (jithr) of a number. |
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