开始

复位

$\huge\textcolor{white}{x}$

$\huge\textcolor{white}{y}$

$\Large\textcolor{white}{O}$

l1 = Sequence((P, P^(2)), P, -3, 3)
l2 = Flatten({(-3.1, (-3.1)^(2)), l1, (3.1, 3.1^(2))})
n = 1 (slider from 1 to 17, step 1)
f = PolyLine(Take[l2, 1, n - 1])
l4 = If(n > 10, Sequence[-3, 3, 1 / 2^(n - 10)], -3…3)
l5: l4^(2)
text1 = TableText(Flatten[{"x", l4}], Flatten[{"y=x^2", l5}], "c_|")
A, B, C, l7, l8, l9, l10, l11, l12, u, v = 直角坐标系(-4, 4, -2, 9)
l3 = Sequence((P, P^(2)), P, -3, 3, 1 / 2^(n - 10))
D = (12.935969521555304, 6.038206676938353)
E = (17.102740353558566, 6.038206676938353)

Tool: 直角坐标系
请输入：x轴最小值，x轴最大值，y轴最小值，y轴最大值
Input: m, n, p, q
Output: A, B, O, l1, l2, l3, l4, l5, l6, u, v

$\huge\textcolor{}{x}$

$\huge\textcolor{}{y}$

$\Large{O}$

u = Vector((m - 1, 0), (n + 1, 0))
A: (n + 1, 0)
v = Vector((0, p - 1), (0, q + 1))
B: (0, q + 1)
O: B - (0, q + 1)
l1 = Sequence(Segment[(k, 0), (k, 0.23)], k, m, n)
l2 = Sequence(Segment[(0, k), (0.23, k)], k, p, q)
l4 = Sequence(Text[k, (-0.24, 0) + (k, 0), true, true], k, 1, n)
l3 = Sequence(Text[k, (-0.69, 0) + (k, 0), true, true], k, m, -1)
l6 = Sequence(Text[k, (-0.55, 0.35) + (0, k), true, true], k, 1, q)
l5 = Sequence(Text[k, (-0.98, 0.26) + (0, k), true, true], k, p, -1)