sentences:  The range of expressive possibilities in Indian film music was broadened by Ilaiyaraaja's methodical approach to arranging, recording technique, and his drawing of ideas from a diversity of musical styles.Ilaiyaraaja is known to have written the entire symphony in less than a month, and is the first Asian to compose a full symphony.He is reputed to be the world's most prolific composer having composed more than 7,000 songs, provided film scores for more than 1,000 movies and performed in more than 20,000 concerts.