In mathematics, the Persian <answer>mathematician</answer> Muhammad ibn Musa al-Khwarizmi gave his name to the concept of the algorithm, while the term algebra is derived from al-jabr, the beginning of the title of one of his publications. What is now known as Arabic numerals originally came from India, but Muslim <answer>mathematician</answer>s did make several refinements to the number system, such as the introduction of decimal point notation. Sabian <answer>mathematician</answer> Al-Battani (850-929) contributed to astronomy and mathematics, while Persian scholar Al-Razi contributed to chemistry and medicine.
What was Muhammad ibn Musa al-Khwarizmi's profession?
mathematician