Semi-automatic Differentiation (SD) Toolkit is a Matlab implementation of the complex step derivative (CSD) technique for the differentiation of real-valued functions. The Toolkit consists of three core functions: sdGrad.m - Returns CSD approx

约束变尺度法的Fortran源代码，基于Powell的原始算法，来自NASA-The algorithm is based upon a variable metric method presented by M.J.D. Powell and a quadratic programming method by R. Fletcher. VMACO is a non-linear program developed to calculate the least value of a functi

! This FUNCTION solves the finite depth dispersion relationship: ! ! k*tanh(k*h)=(Omega^2)/g ! ! for k, the wavenumber (WaveNumber) given the frequency, Omega, ! gravitational constant, g, and water depth, h, as inputs. A ! high

his a direct and complete translation of the Gauss codes of Bai, J. and P. Perron (1998) Estimating and Testing Linear Models with Multiple Structural Changes Econometrica, vol 66, 47-78 and Bai, J. and P. Perron (2003) Computation and Analysis

MATLAB求导数的方法,导数是高等数学里的一个非常重要知识,通过导数的几何意义可以去求函数的切线或者法线方程,通过导数开可以求出函数的极限-70/5000 MATLAB qiú dǎo shǔ de fāngfǎ, dǎoshù shì gāoděng shùxué lǐ de yīgè fēicháng zhòngyào zhīshì, tōngguò dǎo shǔ de jǐhé yìyì kěyǐ qù qiú hán shǔ de qiēxiàn huòzhě fǎ xiàn f