Patrick Cauvin

Claude Klotz (6 October 1932 – 13 August 2010), better known by his pen name Patrick Cauvin, was a former teacher turned French writer. He was born in Marseille and died in Paris.

His novel ''E=mc² Mon Amour'' was adapted into the Oscar winning 1979 film ''A Little Romance.''

Cauvin wrote a sequel to the novel ''E=mc² Mon Amour'' entitled ''Pythagore, je t'adore'' that was released in 2001. Provided by Wikipedia