Question

matlab中如何确定方程系数x=sint,y=a1*x+a3*x^3+a5*x^5,z=b1*y+b3*y^3+b5*

Answer 1

convConvolution and polynomial multiplication deconvDeconvolution and polynomial division polyPolynomial with specified roots polyderPolynomial derivative polyeigPolynomial eigenvalue problem polyfitPolynomial curve fitting polyintAnalytic polynomial integration polyvalPolynomial evaluation polyvalmMatrix polynomial evaluation residueConvert between partial fraction expansion and polynomial coefficients rootsPolynomial roots