The Greek composer Iannis Xenakis was referred to him in 1951; Messiaen urged Xenakis to take advantage of his background in mathematics and architecture in his music.
Den græske komponist Iannis Xenakis blev henvist til ham i 1951; Messiaen tilskyndede Xenakis til at drage fordel af hans baggrund i matematik og arkitektur i musikken.