2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/35123The smooth gravitational singularities of the differential spacetime manifold based General Relativity (GR) are viewed from the perspective of the background manifold independent and, in extenso, Calculus-free Abstract Differential Geometry (ADG). In particular, the inner Schwarzschild singularity is being `resolved' ADG-theoretically in two different ways. A plethora of important mathematical, physical and philosophical issues in current classical and quantum gravity research are addressed and tackled.Size: 481 pages. The document is pretty much in its final form. We are still groping with quotations' referencing in the text. We shall rectify things dulyGeneral Relativity and Quantum Cosmologytext