EntityQ15971741· pop 5· linked from 6 articlesBernard HelfferSign in to saveFrench mathematicianConnectionsdigital object identifierEntitymusicologyEntityÉcole polytechniqueEntitymathematical physicsEntityÉcole Normale SupérieureEntityGerman National LibraryEntityFrench Academy of SciencesEntitypartial differential equationEntityMathematics Genealogy ProjectEntityUniversity of Paris-SudEntityNational Center for Scientific ResearchEntityNantes UniversityEntityWorld ScientificEntityClaude HelfferEntitySociété Mathématique de FranceEntityLouis Boutet de MonvelEntityJohannes SjöstrandEntityCategories1949 births20th-century French mathematicians21st-century French mathematiciansAcademic staff of Nantes UniversityAcademic staff of the University of ParisÉcole polytechnique alumniLiving peopleUniversity of Paris alumni