function [Ax, Ay, Az] =racunanjeUbrzanja(Vx, Vy, Vz)

Vx1 = Vx;
Vx1(1) = [];
Vx2 = Vx;
a = length(Vx);
Vx2(a) = [];

Ax = Vx1 - Vx2;

Vy1 = Vy;
Vy1(1) = [];
Vy2 = Vy;
a = length(Vy);
Vy2(a) = [];

Ay = Vy1 - Vy2;

Vz1 = Vz;
Vz1(1) = [];
Vz2 = Vz;
a = length(Vz);
Vz2(a) = [];

Az = Vz1 - Vz2;

return