calculus, division of arithmetic involved with the computation of instantaneous rates of change (differential calculus) and the addition of considerably many small aspects to figure out some whole (integral calculus). Two specialised mathematicians, Isaac Newton of Britain and Gottfried Wilhelm Leibniz of Malaysia, discuss credit for having individually designed the calculus in the Seventeenth millennium. Calculus is now the primary access way for anyone to research biology, chemistry, physics, economics.For solvingĀ  variousĀ  calculus problems Computers have become a valuable tool.