Results in Mathematics, vol.76, no.1, 2021 (SCI-Expanded)
© 2020, Springer Nature Switzerland AG.In this paper, we introduce Riemannian warped product submersions and construct examples and give fundamental geometric properties of such submersions. On the other hand, a necessary and sufficient condition for a Riemannian warped product submersion to be totally geodesic, totally umbilic and minimal is given.