Vidya Balan will soon be seen in the avatar of India's math genius, popularly known as the 'human computer'. Yes, we're talking about none other than the incredible Shakuntala Devi and Balan's upcoming film is based on her.

The makers of Shakuntala Devi just dropped the trailer of the film and it looks quite exciting! Starring Vidya Balan, Sanya Malhotra, Jisshu Sengupta, Amit Sadh and others, Shakuntala Devi is a tale of trials and triumphs of our very own mathematics genius.