periodic behavior
51Group 3 element — || Group 3/ungrouped | 7 || **ActinidesThe Group 3 elements are chemical elements comprising the third vertical column of the periodic table. IUPAC has not recommended a specific format for the periodic table, so different conventions are… …
52Oscillator Toda — is special kind of nonlinear oscillator; it is vulgarization of the Toda field theory, which refers to a continuous limit of Toda s chain, of chain of particles, with exponential potential of interaction between neighbors cite journal|… …
53Repeating decimal — A decimal representation of a real number is called a repeating decimal (or recurring decimal) if at some point it becomes periodic: there is some finite sequence of digits that is repeated indefinitely. For example, the decimal representation of …
54Stephen Porges — Infobox Scientist image width = 150px name = Stephen Porges birth date = 1945 birth place = New Brunswick, New Jersey, USA death date = death place = residence = Chicago, Illinois nationality = American field = Biological Psychology work… …
55Composite fermion — For other uses, see Fermions#Composite fermions. A composite fermion is the bound state of an electron and an even number of quantized vortices, sometimes visually pictured as the bound state of an electron and, attached, an even number of… …
56Toda oscillator — In physics, the Toda oscillator is special kind of nonlinear oscillator; it is vulgarization of the Toda field theory, which is a continuous limit of Toda s chain, of chain of particles, with exponential potential of interaction between neighbors …
57Schizophrenia: Emergence — (See also Psychosis: Emergence; Schizophrenia: Recent Concepts; Unitary Psychosis; Wernicke–Kleist–Leonhard Pathway.) Schizophrenia remains among the most puzzling of all diseases in psychiatry because there is no single symptom… …
58Schizophrenia/Dementia Praecox: Emergence of the Concept — (See also Psychosis: Emergence; Schizophrenia: Recent Concepts; Unitary Psychosis; Wernicke–Kleist–Leonhard Pathway.) Schizophrenia remains among the most puzzling of all diseases in psychiatry because there is no single symptom… …
59Parasomnia — Classification and external resources ICD 10 F51.3 F51.4 ICD 9 …
60Black hole — For other uses, see Black hole (disambiguation). Simulated view of a black hole (center) in front of the Large Magellanic Cloud. Note the gravitat …
