a=

b=

c=

d=

Trace On/Off

Show Eigenvalues

d: 0
c = 1
a: 2
b: -1
matrix1: {{a, b}, {c, d}}
inputBox1 = Textfield(a)
inputBox2 = Textfield(b)
inputBox3 = Textfield(c)
inputBox4 = Textfield(d)
e = Circle((-0.5787781350482315, 0.7889908256880707), 1)
v = Point(e)
X_1 = Vector((0, 0), v)
Av: (matrix1 * X_1)
AX = Vector((0, 0), Av)
x2_1 = -2
text1: "Eigenvalues: " + E + ""
f = true
g = false