Heisenberg, Max Born and Pascual Jordan — Paul Dirac made independent contributions — expanded the approach into what would become known as the matrix-mechanics formulation of quantum mechanics.

As proclaimed by the United Nations, 2025 is the International Year of Quantum Science and Technology, or IYQ for short. This year was chosen because it marks the 100th anniversary of Werner ...

A Matrix Lie Group Formulation of Measurement Theory ... matrix mechanics; wave mechanics; rotation and quantum angular momentum; atomic structure; and finally particle physics. This comprehensive ...