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kishore c.k

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422. kalyani lakshmi 2
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424. kishore c.k 2
425. James Mason 2
426. Nadica Stojanović 2
last 3 solved tasks
Determine the value of the number ABCD
What will be the missing number? (28, 33, 31, 36, ?, 39)

Baha ad-din Muhammad ibn Husayn al-Amili

Born 20 Mar 1546; died 20 Aug 1622 at age 76.Syrian-Iranian theologian, mathematician and astronomer, a.k.a. Shaykh Baha'i). He became a very learned Muslim whose genius touched every field of knowledge from mathematics and philosophy to architecture and landscape design. He revived the study of mathematics in Iran. His treatise on the subject, Khulasat al-hisab (“The Essentials of Arithmetic”), and translations from the original Arabic was in use as a textbook until the end of the 19th century. His treatise in astronomy, Tashrihu'l-aflak ("Anatomy of the Heavens") summarised the works of earlier masters. He was born within a year of William Gilbert in England and Tycho Brahe in Denmark, and was still a child when his family left Syria to escape religious persecution.«

People who wonder whether the glass is half empty or half full

People who wonder whether the glass is half empty or half full miss the point. The glass is refillable.
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