直線的參數式(1)
Author: 藍邦偉  老師

直線的參數式(1)

的直線參數式為

P(

h

,

k

)

\overrightarrow{L}=(

a

,

b

)

Reset

K_1: (x(Corner[1]), 0)
K_2: (x(Corner[2]), 0)
a = 1 (slider from -5 to 5, step 1)
b = 1 (slider from -5 to 5, step 1)
h = 0 (slider from -5 to 5, step 1)
k = 0 (slider from -5 to 5, step 1)
u = Vector((x(Corner[1]), 0), (x(Corner[3]), 0))
v = Vector((0, y(Corner[1])), (0, y(Corner[3])))
l: (a, b)
A: (h, k)
L = Line(A, l)
T_1 = Corner(1)
T_4 = Corner(4)
T_3: (6.7 * Corner[4] + 3.3 * Corner[3]) / 10
T_2: (6.7 * Corner[1] + 3.3 * Corner[2]) / 10
多邊形1, t_1, t_2, t_3, t_4 = Polygon(T_1, T_2, T_3, T_4)
c = Segment(T_2, T_3)
文字5: "A" + A
text1: "\left\lbrace\begin{array}{ll} x=" + h + (If[a < 0, "-", "+"]) + (abs(a)) + "t  \\ y=" + k + (If[b < 0, "-", "+"]) + (abs(b)) + "t  \\ \end{array}   \right.\ ,t∈\mathbb{R}"
inputBox1 = Textfield(h)
inputBox2 = Textfield(k)
inputBox3 = Textfield(a)
inputBox4 = Textfield(b)
文字3: "過點(" + (LaTeX[h]) + "," + (LaTeX[k]) + "),方向向量為(" + (LaTeX[a]) + "," + (LaTeX[b]) + ")"