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2. Wave formation in laminar flow down an inclined plane
3. Stability of Liquid Flow down an Inclined Plane
4. Non-Newtonian fluids for which the shear stress varies as a power of the shearing rate of deformation are known to exist. For such fluids f1(I) = μ2I2n. The method given in this paper applies to such fluids and to a fluid with any constitutive equation.