Ammonius Sakkas (Greek Ἀμμώνιος Σακκᾶς Ammonius Sakkas...
Secant and cosecant are trigonometric functions The secant is designat...
Why was he one of the most famous Turkish writer ...
Kimberly Po ( born October 20, 1971 in Los Angeles ...
As a parameter will be referred to an integral integral An important e...