Al-Battani spent about 40 years observing the sky from Raqqa, refined the length of the year and used trigonometry in…
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ImranJalna
Islamic Knowledge, Quran, Hadith and Duas in English, Hindi and Urdu.
Islamic Knowledge, Quran, Hadith and Duas in English, Hindi and Urdu.
Al-Battani spent about 40 years observing the sky from Raqqa, refined the length of the year and used trigonometry in…
Read More