New Delhi, 11 October:   Trika – The Kashmir Shaiva Essence — a book on Shaiva philosophy was launched here today by Rajya Sabha MP and senior Congress leader Karan Singh. Authored by Tej Raina, the book presents a perspective of Kashmir Shaiva philosophy and provides a unique aspect of looking at the “mundane existence and beyond”. Impressed by the theme of the book, Singh congratulated the author for trying to deal with a complicated philosophical subject despite being a professor of physics. “I want to warmly congratulate him (Raina) on the impressive work particularly with his scientific background he has tried to deal with a complicated issue,” Singh said.                      PTI