summing function
31Supply and demand — For other uses, see Supply and demand (disambiguation). The price P of a product is determined by a balance between production at each price (supply S) and the desires of those with purchasing power at each price (demand D). The diagram shows a… …
32Limit of a sequence — n n sin(1/n) 1 0.841471 2 0.958851 ... 10 0.998334 ... 100 0.999983 As the positive integer n becomes larger and larger …
33Subset sum problem — In computer science, the subset sum problem is an important problem in complexity theory and cryptography. The problem is this: given a set of integers, does the sum of some non empty subset equal exactly zero? For example, given the set { −7, −3 …
34Marginal distribution — In probability theory and statistics, the marginal distribution of a subset of a collection of random variables is the probability distribution of the variables contained in the subset. The term marginal variable is used to refer to those… …
35Vertex model — A vertex model is a type of statistical mechanics model in which the Boltzmann weights are associated with a vertex in the model (representing an atom or particle). This contrasts with a nearest neighbour model, such as the Ising model, in which… …
36Metaphysics — • That portion of philosophy which treats of the most general and fundamental principles underlying all reality and all knowledge Catholic Encyclopedia. Kevin Knight. 2006. Metaphysics Metaphysics …
37Peter Orno — Peter Ørno Born 1974 Columbus, Ohio Residence Columbus, Ohio Citizenship …
38Square-lattice Ising model — The two dimensional square lattice Ising model was solved by Lars Onsager in 1944 for the special case that the external field H = 0. The general case for H eq 0 has yet to be found.Consider the 2D Ising model on a square lattice Lambda with N… …
39analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …
40Approximations of π — Timeline of approximations for pi …
