An analysis has been performed of the theories and postulates advanced by von Neumann, London and Bauer, and Wigner, concerning the role that consciousness might play in the collapse of the wave function, which has become known as the measurement problem.
giving out or weakness of the knees can have different causes. These can include problems outside the knee joint itself (weak muscles for example) or inside the knee (torn ligaments or cartilage). See an orthopaedic surgeon to address your individual problem.
A number of injuries causing pain in back of knee stems from athletic activity. For instance, one can pull a hamstring muscle via a sudden stretch of the muscle fibers of the hamstring. Generally, a âpulled hamstringâ refers to a strain to one of the three muscles of the hamstring.