vlad / TURBO P / tp7 / BIN / 22

Program Metod_Nutona;
uses crt;
var a,b,x,y1,y2,x1,y,l,k:real;
begin clrscr;
      writeln('‚ўҐ¤iвм §­ зҐ­­п i­вҐаў «г [a,b]:');
      readln(a,b);
      writeln('‚ўҐ¤iвм в®з­iбвм:');
      readln(l);
      x:=0.3;
      y1:=(4*x-2)/(sqr(x-sqr(x)+1));
      y2:=(12*sqr(x)-3*x+2)/(exp(ln(x-sqr(x)+1)*3));
 repeat
   if y1=0 then break;
   if y1<>0 then
     begin x:=x1; x1:=x-y1/y2;
     y1:=(4*x1-2)/(sqr(x1-sqr(x1)+1));
      y2:=(12*sqr(x1)-3*x1+2)/(exp(ln(x1-sqr(x1)+1)*3));
     end;
     k:=k+1;
 until  abs(x1-x) < l;
 y:=(1-x+sqr(x))/(1+x-sqr(x));
 writeln('Mi­i¬ «м­Ґ §­ зҐ­­п ҐЄбв६г¬г: ',x1:7:5,'   y=',y:7:5,'  k= ',k:2:1);
 readln;
end.