T2 + T0_k * T3 + T2 * T3;  
 a3: = T0_k * T2 * T3; 
  b0: = Kz; 
  b1: = Kz * (T + T0_k); 
  b2: = Kz * T * T0_k; 
  h: = a1/(40 * a0); 
  y: = 0; 
  y2: = 0; 
  y3: = 0; 
  Ymax: = 0; 
  Yust: =-dx; 
  Tp: = 0; 
  end; 
  Init_Graph ('c: tp7.1 bgi'); 
  y0: = MaxY-450; 
  SetBkColor (White); 
  Draw_XOY (x0, y0, 1, 't', 'y'); 
  Draw_Shkala_x (x0, y0, 1, kofx, 1); 
  Draw_Shkala_y (x0, y0, 1, kofy, 20); 
  Init; 
  while (abs (Ymax-dx)> 0.025 * dx) do 
  begin 
				
				
				
				
			  y3: = y3 + h * (b0 * z/a3-a0/a3 * y); 
  y2: = y2 + h * (b1 * z/a3-a1/a3 * y + y3); 
  pr: = b2 * z/a3-a2/a3 * y + y2; 
  if ((pr0> 0) and (pr <0)) or ((pr0 <0) and (pr> 0)) then Ymax: = abs (y); 
  pr0: = pr; 
  y: = y + h * pr; 
  if y = Yust then 
  begin 
  if k = 0 then tk1: = Tp; 
  if k = 2 then tk2: = Tp; 
  inc (k); 
  end; 
  Tp: = Tp + h; 
  Draw_Grafik (x0, y0, 1, kofx, kofy, Tp, Yust); 
  Draw_Grafik (x0, y0, 1, kofx, kofy, Tp, y); 
  end; 
  Print_OX (x0, y0, kofx, kofy, Tp, y); 
  Print_OY (x0, y0, kofx, kofy, Tp, y); 
  readln; 
  SetBkColor (Black); 
  CloseGraph;.