f(x,y) =

Plano

Função

Vetor Direção

f(x, y) = x^(2) + y^(2) - 1
a = Derivative(f(x, y), x)
b = Derivative(f(x, y), y)
A = (0.4316019575023212, 0.23113241225826558, 0)
B: (x(A), y(A), f(x(A), y(A)))
ct1 = Textfield(f)
d = Circle(A, 0.5, xOyPlane)
C = Point(d)
c(x, y) = (a(x(A), y(A)) * (x - x(B))) + (b(x(A), y(A)) * (y - y(B))) + z(B)
D: A + (x(A) - x(C), y(A) - y(C))
E: (x(C), y(C), c(x(C), y(C)))
pf = true
ff = true
i = Segment(A, B)
h = Vector(B, E)
u = UnitVector(h)
g = Vector(A, C)
vd = true
e = Plane(A, B, C)
j = IntersectPath(e, f)
F: (0, 0, f(x(A), y(A)))
k = Segment(B, F)