{\displaystyle \int _{a}^{b}\!f(x)\,dx=F(b)-F(a).} The principles of integration were formulated independently by Isaac Newton and Gottfried Leibniz in the late 17th century, who thought of the integral as an infinite sum of rectangles of infinitesimal width.
amendment - a statement that is added to or revises or improves a proposal or document (a bill or constitution etc.) statement - a message that is stated or declared; a communication (oral or written) setting forth particulars or facts etc; according to his statement he was in London on that day.
The numbered amendments usually refer to the changes (additions) made to the Constitution of the United States of America. The 18th Amendment is therefore the 18th change toâ¦ this constitution - I believe this one banned alcohol the prohibition amendment (it was later repealed - (reversed)).