分形是从混沌方程形成的一系列图形，包含不断放大的复杂自相似图案。

Fractals are patterns formed from chaotic equations and contain self-similar patterns of complexity increasing with magnification.

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图形式地发送方程序并接收答案。

Graphically sending equations and receiving answers.

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从由曲线普通方程求平面图形面积的公式出发推出在各种情形下由曲线参数方程求平面图形面积的公式。

From commonly used equation of calculating plane figure quadrature, formulas of calculating plane figure quadrature by applying curve parametric equation can be deduced.

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