How to create a vector from two or three point?

a) A(1,2) B(6,3) C (1,5) b)A(5,9,8) B(7,5,4) C(5,7,8) How to create vector AB and AC ?

Answer 1

[Jose Marques]

A = [1,2]
B = [6,3]
C = [1,5]

AB = B - A
AC = C - A

The same with three points

[AnhThu Le]

I want to create a function to calculate the vector, I can input the what number I need to calculate

[Jose Marques]

[Jose Marques]

function  [vector] = calculate_vector(A,B)
  vector = B - A;
end