Unified field theory, Causation, Barukčić, Justification of Version 19. A new theorem (wave equation of the gravitational field) on pp. 63-65 had to be added. Sorry. Ilija, Space, General theory of relativity, Big bang, Beginning of our world, Creatio ex nihilio, Gravitational field, Einstein's Weltformel, Quantum gravity, Quantization gravitational field, Vacuum solution Einstein field equations, Geometrization of the four basic fields of nature, Causality, Causal inference, Causation, Causal relationship, Cause, Effect, Energy, Time, Space, Particle physics, String theory, Unified field theory, Cosmological constant, Dark Matter, Dark Energy, Antigravity, Antimatter, Vacuum, Barukčić Ilija, Ilija Barukčić, Barukcic, Barukčić Barukčić, Ilija Ilija Barukčić, Erratum 28.10.2022. To many unnecessary and mindless misprints inside Theorem 3.7.4. (Version 16). Sorry for the inconvenience. Ilija Barukcic, Time, Ilija Barukčić, Beginning of our world, String theory, Effect, Barukčić, Ilija, Justification of Version 20. Additional contents on the pages: 21, 36, 66-67. Sorry. Ilija, Big bang, Energy, Quantum gravity, Causal relationship, Priceless treasures of human science, General theory of relativity, Cause, Justification of Version 23. It was possible to provide evidence of a tensor of time (pp. 75-76). Ilija, Justification of Version 24. New additional theorems on pp. 75-76. Ilija, Causality, Uploaded on December 2, 2022, Justification of Version 18. A new theorem on pp. 39-40 had to be added. Sorry. Ilija, Geometrization of the four basic fields of nature, Uploaded on November 20, 2022, Quantization gravitational field, Justification of Version 21. Clarifications on page 54. Ilija, Gravitational field, Barukcic, Vacuum solution Einstein field equations, Justification of Version 22. Additional content on pp. 13-17 and 60-61. Ilija, Einstein's Weltformel, Causal inference