1/n #SadarPranam to Ishvara within u Rana Ma'am.
Muslims never laid foundation for scientific temperament. Muslim world copied the works of Indians &Greeks. The article of @ThePrintIndia that u share is total bunkum.
I explain in this thread. Respond shud u hv enough substance.
2/n The Brahmasiddhānta of Brahmagupta (6-7th Cen) was received in the court of Al-Mansur(8th cen).
Alfazari translated it into Arabic as Az-Zīj ‛alā Sinī al-‛Arab, popularly called Sindhind.
Source:A Survey of Islamic Astronomical Tables
by Edward S Kennedy,pg 7,16
3/n @iamrana ma'am, another source "The Hindu-Arabic Numerals" by David Eugene Smith, Louis Charles Karpinski too mentions "Sindhind" being a translation from Hindu Works. (pg 9)
4/n As per book "Alberuni's India" (A Commentary on his work on India), Arabian world were exposed t Astronomy by Brahmagupta.
It also mentions Sindhind, was adaptation from Hindu Work.
Alfazari, along with Yaqūb ibn Tāriq, translated them.
5/n It was through the Arabic translations Sindhind and Arakand, the use of Indian numerals became established in the Islamic world.
Source: " India: The Ancient Past: A History of the Indian Sub-Continent from C. 7000 BC to AD 1200" by Burjor Avari pg 168–170.
6/n As per "Alberuni's India", Alfazari & Yaqūb ibn Tāriq learnt the things from a Hindu, who came to Baghdad as an Ambassador in 771 AD.
Such was arrival of Astronomy to Baghdad.
7/n Shuprabhat @iamrana ma'am. Lets break some more myths.
The etymology of the word"sine"comes from the Latin mistranslated attempt of "jiba",which is an Arabic transliteration of the Sanskrit word for half the chord, jya-ardha.
8/n Source for 7/n
A History of Mathematics, Boston: Addison-Wesley" by Victor J Katz, pg 253
9/n The sin & cos functions of trigonometry, came from the Gupta period astronomy namely the jyā & koṭi-jyā functions via translation of texts like the Aryabhatiya and Surya Siddhanta, from Sanskrit to Arabic, & then from Arabic to Latin, and later to other European languages.
10/n Source for 9/n :
A History of Mathematics by Carl B. Boyer, Uta C. Merzbach
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