Jean-Michel Bismut, born in Lisbon, Portugal, in 1948, is a French mathematician who has been a Professor at the Université Paris-Sud since 1981. He found a heat equation proof for the Atiyah-Singer index theorem. In 1990 he was awarded the Prix Ampere of the Academy of Sciences. He was elected as a member of the French Academy of Sciences in 1991.

References

• J.-M.-Bismut
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• J-M. Bismut, "The Atiyah-Singer index theorem for families of Dirac operators: two heat equation proofs". Invent. Math. 83, 91–151 (1986)