Analysis of information sources in references of the Wikipedia article "ابوالوفا محمد بوزجانی" in Persian language version.
970 CE Abu al-Wafa al-Buzjani (940–998, Baghdad). Persian astronomer and mathematician.
The science of trigonometry as known today was established by Islamic mathematicians. One of the most important of these was the Persian Abu' l-Wafa' Buzjani (d. 997 or 998), who wrote a work called the Almagest dealing mostly with trigonometry
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در موقعیت 37 (کمک)