Portrait of Georg Cantor

Georg Cantor

1845–1918

German mathematician

The essence of mathematics resides in its freedom.

TOPICS: philosophy

SOURCE: D. MacHale, Conic Sections (Dublin 1993)

In mathematics the art of proposing a question must be held of higher value than solving it.

TOPICS: problems, conjectures

SOURCE: A thesis defended at Cantor’s doctoral dissertation.