int v to x const a

  • Velocity v(t)=vn+a(ttn),    tnttn+1.(B1)\tag{B1} v(t) = v_n + a(t - t_n), \ \ \ \ t_n \le t \le t_{n+1}.
  • Initial condition x(tn)=xn.(B2)\tag{B2} x(t_n) = x_n.
  • Posisition x(t)=xn+vn(ttn)+12an(ttn)2,    tnttn+1.(B3)\tag{B3} x(t) = x_n + v_n(t - t_n) + \tfrac12 a_n(t - t_n)^2, \ \ \ \ t_n \le t \le t_{n+1}.