This statement is NOT true of the music of the classical period. The basso continuo was the nucleus of the instrumental ensemble. The typical orchestra of the classical period consisted of. strings, pairs of woodwinds, horns, trumpets, and timpani.
Equality (mathematics) From Wikipedia, the free encyclopedia. In mathematics, equality is a relationship between two quantities or, more generally two mathematical expressions, asserting that the quantities have the same value, or that the expressions represent the same mathematical object. The equality between A and B is written A = B, and pronounced A equals B. The symbol = is called an equals sign.
The value of equals. If we think of z as the ratio'' by which a given term of the series is multiplied to generate successive terms, we see that the sum of a geometric series equals, provided. The geometric series is used in the proof of Theorem 4.12, which is known as the ratio test.