填充曲线交互演示
几何画板及绘图内容加载中,请稍等……
①本范例通过交互演示填充曲线的生成过程与特性;②涉及核心数学概念包括函数图像、交点、对称性、有理数与实数;③作图要点提炼自构造摘要,使用了Line(线)、Point(点)、Mirror(镜像)、Sequence(序列)、PolyLine(多边形)、Sum(求和)、Midpoint(中点)、Segment(线段)、Ellipse(椭圆)、Take(取值)、Union(并集)、Vector(向量)等GeoGebra命令/对象;④适合高中及以上数学学习者,用于理解分形几何、参数方程及变换思想。
GeoGebra 命令及参数
Line(B, yAxis) → ffPoint(a) → C1Point(c_1) → C21Point(b_1) → C20Point(a_1) → C19Point(t) → C18Point(r) → C17Point(q) → C16Point(p) → C15Point(n) → C14Point(m) → C13Point(l) → C12Point(k) → C11Point(j) → C10Point(i) → C9Point(h_1) → C8Point(g) → C7Point(f) → C6Point(e) → C5Point(d) → C4Point(c) → C3Point(b) → C2Mirror(C2, ff) → D2Mirror(C3, ff) → D3Mirror(C4, ff) → D4Mirror(C5, ff) → D5Mirror(C6, ff) → D6Mirror(C7, ff) → D7Mirror(C8, ff) → D8Mirror(C9, ff) → D9Mirror(C10, ff) → D10Mirror(C11, ff) → D11Mirror(C12, ff) → D12Mirror(C13, ff) → D13Mirror(C14, ff) → D14Mirror(C15, ff) → D15Mirror(C16, ff) → D16Mirror(C17, ff) → D17Sequence(abs(x(Object["C" + (t)]) - x(B)), t, 1, 21) → rayonPolyLine(liste1) → sSequence(Element[rayon, k]^(2) + Element[rayon, k + 1]^(2) + (Element[rayon, k] * Element[rayon, k + 1]), k, 1, 20) → volumesSum(volumes) → volumenTSequence(Sum[First[volumeB, k]], k, 1, 21) → volumeAMirror(C18, ff) → D18Mirror(C19, ff) → D19Mirror(C20, ff) → D20Mirror(C21, ff) → D21Sequence(((20 * Element[volumeA, k]), k), k, 1, 21) → pointsMirror(C1, ff) → D1PolyLine(liste2) → d_1Midpoint(C1, D1) → ASequence(Segment[Element[points, k], Element[points, k + 1]], k, 1, 19) → liste3Segment(D1, (10, 0)) → e_1Sequence(Segment[(k, 0), (k, 20)], k, 0, 20) → traitvertiSequence(Segment[(0, k), (20, k)], k, 1, 20) → traithSequence(Segment[Object["D" + (t)], (0, t - 1)], t, 1, 21) → liste4Ellipse(D1, C1, C) → f_1Midpoint(C21, D21) → DEllipse(C21, D21, E) → g_1Sequence(Segment[Element[points, t], (0, t)], t, 1, 21) → liste5Segment((0, 0), Element[points, 1]) → i_1Take(liste5, 1, h - 1) → liste7Take(liste4, 1, h) → liste6Take(points, 1, h - 1) → haut1Take(liste1, 1, h) → rec1Take(liste2, 1, h) → rec2Union(rec1, rec2) → recSequence(Polygon[Element[liste1, i], Element[liste1, i + 1], Element[liste2, i + 1], Element[liste2, i]], i, 1, Length[liste7]) → liste8Ellipse(D1, C1, C) → k_1Ellipse(C21, D21, E) → p_1Segment(Element[liste1, h], Element[points, h - 1]) → hautSequence(G + ((i * AxisStepX[]), 0), i, 0, 20) → liste9Sequence(G + (0, (i * AxisStepY[])), i, 0, 20) → liste10Vector(G, H) → uVector(G, I) → vSequence(Text["" + (i), Element[liste9, i + 1] - (0.2, 0.75)], i, 0, 20) → liste11Take(volumes, 1, h - 1) → volhautSum(volhaut) → VolTake(liste3, 1, h - 2) → liste12
AI 绘图提示语参考
绘制一个交互式填充曲线演示图。先画一条竖直的对称轴,在轴的一侧按顺序放置一系列点,这些点构成一条折线。将每个点关于对称轴作镜像,得到另一侧对应的点。计算每个点到对称轴的水平距离,并利用这些距离构造一系列数值,通过求和得到累积量。再将这些累积量映射为新的点,形成一条曲线。整个图形展示对称、序列与变换的关系,适合探索分形与参数方程。
以上提示语为根据原始绘图命令整理而来,仅供参考。