Original sentence: The earliest surviving descriptions of the Euclidean algorithm is in Euclid's Elements (c.The original algorithm was described only for natural numbers and geometric length (real numbers), but the algorithm was generalized in the 19th century to other types of numbers, such as Gaussian integers and polynomials of one variable
Edited sentence: The earliest surviving description of the Euclidean algorithm is in Euclid's Elements (c.The original algorithm was described only for natural numbers and geometric lengths (real numbers), but the algorithm was generalized in the 19th century to other types of numbers, such as Gaussian integers and polynomials of one variable