Tetrahedral Monovalent is a unique and thought-provoking book that bridges the gap between science and spirituality. Rooted in the molecular geometry of carbon, the title uses the tetrahedral structure—symbolizing balance, equality, and shared energy—as a metaphor to explore the Islamic perspective on polygamy and marital justice. Carbon forms four covalent bonds arranged at precise 109.5° angles, ensuring no imbalance in its structure. Similarly, Islam allows a man to marry up to four wives—bu