随笔分类 -  Scipy

摘要：#liner import numpy as np from scipy import linalg as lg arr=np.array([[1,1],[0,1]]) matr=np.mat('[1,2;0,2]') print ("matrix:",matr)#matrix: [[1 2]，[0 2]] print ("Det:",lg.det(arr))#array行列式 print ("... 阅读全文

摘要：>>> from scipy.interpolate import interp1d#interp1d表示1维插值 >>> from scipy.interpolate import interp1d#interp1d表示1维插值 >>> >>> x = np.linspace(0, 10, num 阅读全文

摘要：#optimazer优化器 from scipy.optimize import minimize def rosem(x): return sum(100.0*(x[1:]-x[:-1])**2.0+(1-x[:-1])**2.0) x0=np.array([1.3,.7,.8,1.9,1.2]) res=minimize(rosem,x0,method="nelder-mead",o... 阅读全文

摘要：#!/usr/bin/env python # -*- coding: utf-8 -*- # @Time : 2018/5/24 15:03 # @Author : zhang chao # @File : s.py #integral积分 import numpy as np from scipy.integrate import quad,dblquad,nquad pri... 阅读全文