matlab隐函数拟合
时间: 2023-08-03 10:06:47 浏览: 354
在MATLAB中,nlinfit和lsqcurvefit函数可以用于实现显函数的非线性拟合,但无法直接对隐函数进行拟合。为了实现隐函数的非线性拟合,可以结合使用fsolve和solve函数来建立自定义函数。首先,需要人为定义一个形如f(x, y) = 0的隐函数,可以将其转化为显函数的形式。然后,使用fsolve函数来求解该隐函数的根,得到拟合结果。需要注意的是,目前只有形如f(x, y) = 0的隐函数进行了尝试,对于形如f(x1, x2, ..., xn) = 0的多元函数,后续可以进行进一步的尝试。\[1\]\[2\]\[3\]
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