計算外積

Reset

s = 0.21 (slider from 0 to 1, step 0.01)
a_1: Random[-5, 5] + s * 0
A = (0, 0)
b_1: Random[-5, 5] + s * 0
c_1: Random[-5, 5] + s * 0
d_1: Random[-5, 5] + s * 0
a_2: Random[-5, 5] + s * 0
b_2: Random[-5, 5] + s * 0
c_2: Random[-5, 5] + s * 0
d_2: Random[-5, 5] + s * 0
text2: "$\left\lbrace \begin{array}{ll} " + (LaTeX[a_1]) + "x" + (LaTeX[If[b_1 < 0, "-", "+"]]) + "" + (LaTeX[abs(b_1)]) + "y" + (LaTeX[If[c_1 < 0, "-", "+"]]) + "" + (LaTeX[abs(c_1)]) + "z" + (LaTeX[If[d_1 < 0, "-", "+"]]) + "" + (LaTeX[abs(d_1)]) + "=0  \\ " + (LaTeX[a_2]) + "x" + (LaTeX[If[b_2 < 0, "-", "+"]]) + "" + (LaTeX[abs(b_2)]) + "y" + (LaTeX[If[c_2 < 0, "-", "+"]]) + "" + (LaTeX[abs(c_2)]) + "z" + (LaTeX[If[d_2 < 0, "-", "+"]]) + " " + (LaTeX[abs(d_2)]) + "=0 \\ \end{array}\right. $"
A_1: A + (1.3, -0.91)
A_2: A_1 + (2.8, 0)
A_3: A_1 + (5.6, 0)
B_1: A_1 + (0, -1.4)
B_2: A_2 + (0, -1.4)
B_3: A_3 + (0, -1.4)
C_1 = Circle(A_1, 0.5)
C_2 = Circle(A_2, 0.5)
C_3 = Circle(A_3, 0.5)
C_5 = Circle(B_1, 0.5)
C_6 = Circle(B_2, 0.5)
C_7 = Circle(B_3, 0.5)
t_1 = 2 (slider from 0 to 2, step 0.01)
u_1 = Vector(A_2, A_2 + t_1 * Vector[A_2, B_3])
v_1 = Vector(A_2, B_3)
u_2 = Vector(A_3, A_3 + (t_1 - 1) * Vector[A_3, B_2])
v_2 = Vector(A_3, B_2)
t_2 = 2 (slider from 0 to 2, step 0.01)
u_3 = Vector(A_1, A_1 + t_2 * Vector[A_1, B_3])
u_4 = Vector(A_3, A_3 + (t_2 - 1) * Vector[A_3, B_1])
v_3 = Vector(A_1, B_3)
v_4 = Vector(A_3, B_1)
t_3 = 2 (slider from 0 to 2, step 0.01)
u_5 = Vector(A_1, A_1 + t_3 * Vector[A_1, B_2])
u_6 = Vector(A_2, A_2 + (t_3 - 1) * Vector[A_2, B_1])
v_5 = Vector(A_1, B_2)
v_6 = Vector(A_2, B_1)