The Professor and His Beloved Equation (2006)
Original title: 博士の愛した数式
The Professor and His Beloved Equation is a 2006 Japanese-language drama movie directed by Takashi Koizumi, with a running time of 1h 57m. It stars Akira Terao, Eri Fukatsu and Ruriko Asaoka.
This is the story between single mother housekeeper and mathematics professor,who has a brain damage.