biconfluent ♦ 2 matching pages ♦ SearchAdvancedHelp (0.000 seconds) 2 matching pages 1: 31.12 Confluent Forms of Heun’s Equation … ► Biconfluent Heun Equation … 2: 31.17 Physical Applications … ►For application of biconfluent Heun functions in a model of an equatorially trapped Rossby wave in a shear flow in the ocean or atmosphere see Boyd and Natarov (1998).