Detailed Derivation of the Scalar Explicit Expressions Governing the Electric Field, Current Density, and Volumetric Power Density in the Four Types of Linear Divergent MHD Channels Under a Unidirectional Applied Magnetic Field. Contemporary Mathematics , [S. l.], v. 6, n. 4, p. 4060–4100, 2025. DOI: 10.37256/cm.6420256918. Disponível em: https://ojs353.mebyme.cn/index.php/CM/article/view/6918. Acesso em: 24 dec. 2025.