Const e=0.00001;
var x0,xk,h,x,r,s,y:real; n,i,k:integer;
begin
write('x0=');readln(x0);
write('xk=');readln(xk);
h:=0.1;
x:=x0-h;
n:=round((xk-x0)/h)+1;
writeln(' № x S(x) y(x)');
for i:=1 to n do
begin
x:=x+h
r:=2*x; s:=r; k:=0;
while abs(r)>e do begin
inc(k);
r:=r*4*x*x/((2*k)*(2*k+1));
s:=s+r;
end;
y:=sinh(2*x);
writeln(i:2,' ',x:3:1,' ',s:8:5,' ',y:8:5);
end;
end.
Пример:
x0=1
xk=2
№ x S(x) y(x)
1 1.0 3.62686 3.62686
2 1.1 4.45711 4.45711
3 1.2 5.46623 5.46623
4 1.3 6.69473 6.69473
5 1.4 8.19192 8.19192
6 1.5 10.01787 10.01787
7 1.6 12.24588 12.24588
8 1.7 14.96536 14.96536
9 1.8 18.28546 18.28546
10 1.9 22.33941 22.33941
11 2.0 27.28992 27.28992