?? form1.frm
字號(hào):
VERSION 5.00
Begin VB.Form Form1
Caption = "牛頓迭代法"
ClientHeight = 3195
ClientLeft = 60
ClientTop = 345
ClientWidth = 4680
LinkTopic = "Form1"
ScaleHeight = 3195
ScaleWidth = 4680
StartUpPosition = 3 'Windows Default
Begin VB.CommandButton Command1
Caption = "Command1"
Height = 375
Left = 3000
TabIndex = 1
Top = 2280
Width = 855
End
Begin VB.TextBox Text1
Height = 495
Left = 360
TabIndex = 0
Text = "Text1"
Top = 360
Width = 2655
End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Private Sub Command1_Click()
Dim x1 As Single
x = 3
Do While Abs(x * x - 5) > 0.000001
x = (x + 5 / x) / 2
Loop
Text1.Text = x
End Sub
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