Implied Volatility surface Parameterization (Part 1/2)

First part of Babak Mahdavi-Damghani's presentation made in the context of the paper: "Introducing the Implied Volatility surface Parameterization" which can be found here: https://papers.ssrn.com/sol3/papers.cfm?abstract_id=2686138 Related work: https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3521933 Relevant site: http://eqrc.co.uk/projects/qfandvm/