Least Square Software

Linear Algebra by Orlando Mansur

Performs computations associated with matrices: Solves systems of linear equations, finds sum, difference, product, determinant, inverse, adjoint, transpose, eigenvalues, eigenvectors, LU factors, QR factors, tests for definiteness, etc.

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LeoStatistic by LeoKrut

Statistical analysis of experimental data. An automatically selection of applicable presentation for given combination of numbers of arguments and values with flexibility in choosing suitable interface to fit data with diverse of formulas.

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TriLookup by Trimill Industrial Systems Inc.

Excel add-in with eleven powerful worksheet functions for 1, 2 and 3 variable lookup and interpolation (closest-value, linear, piecewise parabolic or hyperbolic, cubic spline) and polynomial curve fitting. Includes online help and example workbooks.

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TriLookup Mac by Trimill Industrial Systems Inc.

Excel add-in with eleven powerful worksheet functions for 1, 2 and 3 variable lookup and interpolation (closest-value, linear, piecewise parabolic or hyperbolic, cubic spline) and polynomial curve fitting. Includes online help and example workbooks.

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