Lucknow, Sep 17 - Uttar Pradesh police Thursday claimed to have solved the murder of a woman professor, in a Kanpur university campus, with the arrest of four people.

Mandavi Singh, an assistant professor at the Chandra Shekhar Azad Agriculture University, was shot dead on the campus Monday evening.

'Three of the arrested, Jitendra Rathore, Mohammad Mohsin and Sonu are petty criminals. Rathore shot Singh on her face when she resisted their attempt to snatch her gold chain,' Superintendent of Police (Crime) O.P. Singh told IANS by phone.

The fourth person, Santosh Awasthi, is a jeweller and has been arrested for buying the looted gold chain, the official added.

Singh's husband, A.K. Singh, is also an assistant professor in the university.