cardiologist holding a heart. Cardiologists treat disease and injury of the heart and cardiovascular system. The Cardiologist Job Description can be divided into two parts; Cardiologist and Interventional Cardiologist. A cardiologist is a physician who specializes in diagnosing, treating and preventing diseases of the cardiovascular system, which includes the heart and the blood vessels.
Newton actually discovered calculus between 1665 and 1667 after his university closed due to an outbreak of the Plague. Newton was only 22 at the time, and he preferred not to publish his discoveries. Meanwhile, in Germany, Leibniz discovered Calculus independently and he was very open with his findings. This led to a bitter dispute between the two mathematicians later known as the Great Sulk. Today it is well known that both men discovered calculus independantly of the other, Leibniz about 8 years after Newton.
calculus. Calculus, which was discovered by Newton and Liebniz, nothwithstanding all credit being given to Newton, is one of the most beautiful forms of intellectual material. Calculus requires and emphasizes the development of new methods of thinking, and therefore it is not for the weak minded.