Partial differential equations modeling of thermal transportation in casson nanofluid flow with arrhenius activation energy and irreversibility processes by Al Oweidi, Khalid Fanoukh, Jamshed, Wasim, Goud, B. Shankar, Ullah, Imran, Usman, Unfound, Mohamed Isa, Siti Suzilliana Putri, El Din, Sayed M., Guedri, Kamel, Jaleel, Refed Adnan