検証

cos(theta)

sin(theta)

x=

y=

好きな媒介変数を入れて、軌跡を観察してみましょう。\
媒介変数は\ \theta(theta)で。例：x=cos(theta)\ y=sin(theta)

DeleteTrace

theta = 6.1 (slider from 0 to 6.283185307179586, step 0.1)
InputBox1 = Textfield(px)
InputBox2 = Textfield(py)
A: (cos(theta), sin(theta))
text1: "" + (LaTeX[A]) + ""
text3: "\theta=" + (LaTeX[theta]) + ""
a = true

Tool: Tool1
Input: A
Output: h, g

B: (x(A), 0)
C: (0, y(A))
g = Segment(A, C)
h = Segment(A, B)