What is mathematics?
Courant, Richard 1888-1972
What is mathematics? an elementary approach to ideas and methods By Richard Courant and Herbert Robbins - London Oxford University Press 1969 - xix, 521 p. fig. 23 cm.
Includes references, index
Μαθηματικά
What is mathematics? an elementary approach to ideas and methods By Richard Courant and Herbert Robbins - London Oxford University Press 1969 - xix, 521 p. fig. 23 cm.
Includes references, index
Μαθηματικά