This makes it difficult to date them precisely as they have lived at different points of time.
Shankaracharya’ Guru Govinda Bhagavadpada, one study claims lived during the period of Vikramaditya as there are two Vikramadityas,one of the
Maurya and another of the Chalukya dynasty.
The first one lived around 4th Century CE, while the latter in (Vikramaditya II )(733–746 CE)
2.The internal evidence of Shankaracharya’s works do not provide many a clue,exception being the one about Thirugnana Sambhandar, who, it is
agreed, is addressed by Shankaracharya as ‘Dravida Sisu’ in his Sounday