The reluctivity matrix is obtained by using the trigonometric function transformation and the form of coefficient matrix is simplified.
该方法适意阶多项式描述磁化曲线非线性谐波电磁场问 题，提高了计算精度。
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And more complex operations, like a trigonometric function, could take over a minute.
而更复杂的像三角函数之类的操作，可能要分钟。
Polynomials could also be used to approximate logarithmic and trigonometric functions, which are a real hassle to calculate by hand.
多项式也可以用于近似对数和三角函数些函数手算相当麻烦。
You can take the trigonometric derivatives that we talked about, and do those backward, too.
我们可以取我们的三角导数 关于它，并反来应用它。
These beasts can work with scientific notation, logarithmic and trigonometric calculations, exponential functions, roots and powers, and other long complicated mathematical terms that many people have never even heard of.
科学计算器可以使用科学记数法、对数和三角函数计算、指数函数、根和幂，以及许多人从未听说的其他冗长复杂的数学术语。
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划词翻译
详细解释
意阶多项式描述磁化曲线
非线性谐波电磁场问 题
，
提高了计算
分钟。
些函数手算相当麻烦。
样思考（视频版）
