Архив всех лаб (delphi) / 2.15 / Unit1

unit Unit1;

interface

uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, ExtCtrls, Math;

type
TForm1 = class(TForm)
Label1: TLabel;
Label2: TLabel;
Label3: TLabel;
Label4: TLabel;
Edit1: TEdit;
Edit2: TEdit;
Edit3: TEdit;
Button1: TButton;
Memo1: TMemo;
RadioGroup1: TRadioGroup;
CheckBox1: TCheckBox;
procedure FormCreate(Sender: TObject);
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;

var
Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.FormCreate(Sender: TObject);
begin
Edit1.Text:='2';
Edit2.Text:='1';
Edit3.Text:='0';
Memo1.Clear;
Memo1.Lines.Add('Результаты Ящука.Г.А. 712502');
Radiogroup1.ItemIndex:=0;
end;

procedure TForm1.Button1Click(Sender: TObject);
var x,y,z,f,min,r:extended;
begin
x:=StrToFloat(Edit1.Text);
Memo1.Lines.Add('X='+FloatToStrF(x,fffixed,8,4));
y:=StrToFloat(Edit2.Text);
Memo1.Lines.Add('Y='+FloatToStrF(y,fffixed,8,4));
z:=StrToFloat(Edit3.Text);
Memo1.Lines.Add('Z='+FloatToStrF(z,fffixed,8,4));
case RadioGroup1.ItemIndex of
0:f:=sinh(x);
1:f:=sqr(x);
2:f:=exp(x);
end;
if f>y then min:=y else min:=f;
if min>z then r:=min else r:=z;
Memo1.Lines.Add('R='+FloatToStrF(r,ffGeneral,8,4));
end;
end.