Lie Symmetry Analysis of a First-Order Feedback Model of Option Pricing
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A first-order feedback model of option pricing consisting of a coupled system of two PDEs, a nonliner generalised Black-Scholes equation and the classical Black-Scholes equation, is studied using Lie symmetry analysis. This model arises as an extension of the classical Black-Scholes model when liquidity is incorporated into the market. We compute the admitted Lie point symmetries of the system and construct an optimal system of the associated one-dimensional subalgebras. We also construct some invariant solutions of the model.
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2015 ◽
Vol 2015
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pp. 1-7
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2021 ◽
Vol 7
(1)
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