DEFINITIONS – ALGORITHM & LEMMA

DEFINITIONS – ALGORITHM & LEMMA

ALGORITHM

An algorithm is a series of well defined steps which gives a procedure for solving a type of problem. The word algorithm comes from the name of the 9th century Persian mathematician al-Khwarizmi. In fact, even the word ‘algebra’ is derived from a book, he wrote, called Hisab al-jabr w’al-muqabala.

LEMMA

A lemma is a proven statement used for proving another statement.