He published a paper on catastrophe theory in 1968, and his seminal book four years later.

ECONOMIST: Ren�� Thom

The French revolution was the big bang of catastrophe theory, he said, and its effects had not yet been exhausted.

ECONOMIST: Ren�� Thom

Radiologist Robert Gatenby has used a branch of mathematics known as catastrophe theory, previously used to study things like bridge collapses, to examine why tumors often come roaring back after first responding to chemotherapy.

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