1 Department of Mathematics and Statistics, Islamic University in Uganda, Mbale, Uganda. 2 Department of Mathematics and Computer Science, University of Gezira, Wad-Medani, Sudan. Euclid’s first four ...

Measurement postulate is crucial to quantum mechanics. If we measure a quantum system, we can only get one of the eigenvalues of the measured observable, such as position, energy and so on, with a ...

In this paper we identify an ambiguous statement appearing in the Physics literature, called 'tetrad postulate' and which may produce nonsense if care is not taken. We identify the genesis of the ...

The axiom of Choice (AC) is an important axiom in axiomatic set theory and it has a wide range of applications in modern mathematics. In this work, we formalize AC and several of its famous equivalent ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...