basis of calculations

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• Basis set (chemistry) — A basis set in chemistry is a set of functions used to create the molecular orbitals, which are expanded as a linear combination of such functions with the weights or coefficients to be determined. Usually these functions are atomic orbitals, in… …   Wikipedia

• Basis set superposition error — In quantum chemistry, calculations of interaction energies are susceptible to basis set superposition error (BSSE) if they use finite basis sets. As the atoms of interacting molecules (or of different parts of the same molecule) or two molecules… …   Wikipedia

• Basis — Regarding a futures contract, the difference between the cash price and the futures price observed in the market. Also, it is the price an investor pays for a security plus any out of pocket expenses. It is used to determine capital gains or… …   Financial and business terms

• basis — The difference between the current cash price and the futures price of the same commodity. Unless otherwise specified, the price of the nearby futures contract month is generally used to calculate the basis. Chicago Board of Trade glossary The… …   Financial and business terms

• basis — / beɪsɪs/ noun 1. a point or number from which calculations are made ● We forecast the turnover on the basis of a 6% price increase. 2. the general terms of agreement or general principles on which something is decided or done ● This document… …   Dictionary of banking and finance

• basis — / beɪsɪs/ noun 1. a point or number from which calculations are made ● We forecast the turnover on the basis of a 6% price increase. 2. the general terms of agreement or general principles on which something is decided ♦ on a short term or long… …   Marketing dictionary in english

• Gröbner basis — In computer algebra, computational algebraic geometry, and computational commutative algebra, a Gröbner basis is a particular kind of generating subset of an ideal I in a polynomial ring R. One can view it as a multivariate, non linear… …   Wikipedia

• Protein pKa calculations — In computational biology, protein pKa calculations are used to estimate the pKa values of amino acids as they exist within proteins. These calculations complement the pKa values reported for amino acids in their free state, and are used… …   Wikipedia

• Equation of State Calculations by Fast Computing Machines — is an article published by Nicholas Metropolis, Arianna W. Rosenbluth, Marshall N. Rosenbluth, Augusta H. Teller, and Edward Teller in the Journal of Chemical Physics in 1953.cite journal |author=N. Metropolis, A.W. Rosenbluth, M.N. Rosenbluth, A …   Wikipedia

• Helicity basis — In the Standard Model, using quantum field theory it is conventional to use the helicity basis to simplify calculations (of cross sections, for example). In this basis, the spin is quantized along the axis in the direction of motion of the… …   Wikipedia

• After-Tax Basis — The basis for weighing the performance of two investments against each other after taxes have been factored into the equation. After tax basis calculations are often used to compare yields between taxable bonds, such as corporate securities, and… …   Investment dictionary