Irregularly-bounded cross sections’ shape factors from high-order piecewise-polynomials Valdecir Alves dos Santos Júnior (  asjrvaldecir@servidor.uepb.edu.br ) State University of Paraíba José One de Oliveira State University of Paraíba Gustavo Charles Peixoto de Oliveira Federal University of Paraíba Research Article Keywords: porous media, Pore characterization, Galerkin-based integral method, Fluid dynamics Posted Date: August 9th, 2023 DOI: https://doi.org/10.21203/rs.3.rs-3232440/v1 License:   This work is licensed under a Creative Commons Attribution 4.0 International License. Read Full License Additional Declarations: No competing interests reported.