(1) He also learned more about '' laya '' ( tempo ) by Mahadevan , a Kanjeera and Mridangam artist and a friend of Kanadukathan Rajaraman .
(2) He also learned more about '' laya '' ( tempo ) from Mahadevan , a kanjeera and mridangam artist and a friend of Kanadukathan Rajaraman .

Do these two sentences mean the same thing?

Possible answers: a). no b). yes
b).