In this article, Professor Sevim Tekeli, an outstanding scholar in the history of Ottoman science, describes the instruments built by Taqî al-Dîn Ibn Ma'ruf and his team at the Istanbul observatory (was in activity between…
This article by Professor Sevim Tekeli, a leading historian of science in the Ottoman period, deals with an aspect of the work of Taqi al-Din Ibn Ma'ruf in trigonometry, a mathematical discipline which studies the…
Astronomy has for a long time been of keen interest of Muslims throughout centuries. This article by Professor Sevim Tekeli highlights the quality and precision of observations made by al-Urdi.
Although the Japanese map was included for the first time in a world atlas in the 15th century, the very first map of Japan was drawn by Mahmud of Kashgar in early 11th century.
Sevim Tekeli is Emeritus Professor, History of Science Department at Ankara University, a student of Professor Aydin Sayili. This article is based on her answers in a brief interview conducted recently by Dr Salim Ayduz.
The earliest maps made of America by Columbus have all since been lost. However, a number of very early and accurate maps exist which were made by Piri Reis based on material including the maps…