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######################## 01:数据显示格式: 实数以小数点后14位显示: format long; 以最接近的有理数显示 format rational; 实数默认以小数点后4位 format; >> pi ans = 3.1416 >> format long >> pi 阅读全文
摘要:
############################# sym/taylor taylor(f) is the fifth order Taylor polynomial approximation of f about the point x=0 (also known as fifth or 阅读全文
摘要:
####################### >> realmax ans = 1.7977e+308 >> realmin ans = 2.2251e-308 >> pi ans = 3.1416 >> eps ans = 2.2204e-16 >> ans ans = 2.2204e-16 > 阅读全文