📄 4578.frm
字号:
VERSION 5.00
Begin VB.Form Form1
Caption = "HeroLydia Sin"
ClientHeight = 5085
ClientLeft = 165
ClientTop = 735
ClientWidth = 10845
Icon = "4578.frx":0000
LinkTopic = "Form1"
ScaleHeight = 5085
ScaleWidth = 10845
StartUpPosition = 3 '窗口缺省
Begin VB.Frame Frame2
Height = 4815
Left = 0
TabIndex = 0
Top = 0
Width = 10695
Begin VB.PictureBox Picture1
Height = 2175
Left = 120
ScaleHeight = 2115
ScaleWidth = 8955
TabIndex = 13
Top = 2040
Width = 9015
End
Begin VB.CommandButton Command3
Caption = "clear"
Height = 615
Left = 7440
TabIndex = 12
Top = 1200
Width = 1575
End
Begin VB.CommandButton Command2
Caption = "cls"
Height = 615
Left = 6240
TabIndex = 11
Top = 1200
Width = 855
End
Begin VB.CommandButton Command1
Caption = "zuizhi"
Height = 615
Left = 4800
TabIndex = 10
Top = 1200
Width = 1335
End
Begin VB.TextBox Text1
BeginProperty Font
Name = "宋体"
Size = 24
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 615
Left = 840
TabIndex = 9
Top = 360
Width = 975
End
Begin VB.TextBox Text4
BeginProperty Font
Name = "宋体"
Size = 24
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 615
Left = 1200
TabIndex = 7
Top = 1200
Width = 975
End
Begin VB.TextBox Text3
BeginProperty Font
Name = "宋体"
Size = 24
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 615
Left = 7800
TabIndex = 5
Top = 360
Width = 1215
End
Begin VB.TextBox Text2
BeginProperty Font
Name = "宋体"
Size = 24
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 615
Left = 4320
TabIndex = 3
Top = 360
Width = 1095
End
Begin VB.Label Label5
Caption = "SinX*CosX"
BeginProperty Font
Name = "宋体"
Size = 24
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 615
Left = 2280
TabIndex = 8
Top = 1200
Width = 2535
End
Begin VB.Label Label4
Caption = "+"
BeginProperty Font
Name = "宋体"
Size = 24
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 840
TabIndex = 6
Top = 1200
Width = 375
End
Begin VB.Label Label3
Caption = "(CosX)^2+"
BeginProperty Font
Name = "宋体"
Size = 24
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 615
Left = 5640
TabIndex = 4
Top = 360
Width = 2295
End
Begin VB.Label Label2
Caption = "(SinX)^2+"
BeginProperty Font
Name = "宋体"
Size = 24
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 615
Left = 1920
TabIndex = 2
Top = 360
Width = 2295
End
Begin VB.Label Label1
Caption = "y="
BeginProperty Font
Name = "宋体"
Size = 24
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 615
Left = 360
TabIndex = 1
Top = 360
Width = 615
End
End
Begin VB.Menu 一次SIN
Caption = "一次SIN"
NegotiatePosition= 2 'Middle
End
Begin VB.Menu 二次SIN
Caption = "二次SIN"
NegotiatePosition= 2 'Middle
End
Begin VB.Menu 版本
Caption = "版本"
NegotiatePosition= 2 'Middle
WindowList = -1 'True
End
Begin VB.Menu end
Caption = "end"
End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Movie1_GotFocus()
End Sub
Private Sub Command1_Click()
Dim a, b, c, d As Double
a = Val(Text1.Text)
b = Val(Text2.Text)
d = Val(Text3.Text)
c = Val(Text4.Text)
Picture1.Print "Ymax="; 0.5 * (a + b + 2 * d + (a * a + b * b + c * c - 2 * a * b) ^ 0.5), "Ymin="; 0.5 * (a + b + 2 * d - Sqr(a * a + b * b + c * c - 2 * a * b))
End Sub
Private Sub Command2_Click()
Picture1.Cls
End Sub
Private Sub Command3_Click()
Text1.Text = ""
Text2.Text = ""
Text3.Text = ""
Text4.Text = ""
End Sub
Private Sub Command4_Click()
Picture2.Cls
End Sub
Private Sub Command5_Click()
Text5.Text = ""
Text6.Text = ""
Text7.Text = ""
Text9.Text = ""
Text8.Text = ""
Text10.Text = ""
End Sub
Private Sub Command6_Click()
a = Val(Text5.Text)
b = Val(Text6.Text)
c = Val(Text7.Text)
e = Val(Text8.Text)
f = Val(Text9.Text)
g = Val(Text10.Text)
If (e * e + f * f) ^ 0.5 >= Abs(g) Then
Picture2.Print "有个值取不到"
End If
m = e * e + f * f - g * g
n = 2 * (g * c - e * d - f * b)
o = a * a + b * b - c * c
z = n * n - 4 * m * o
If z >= 0 Then
s = (-n + z ^ 0.5) / (2 * m)
t = (-n - z ^ 0.5) / (2 * m)
End If
If m = 0 And n > 0 Then
Picture2.Print "y>="; -o / n
ElseIf m = 0 And n < 0 Then
Picture2.Print "y<="; -o / n
ElseIf m = 0 And n = 0 And o >= 0 Then
Picture2.Print "y∈R"
ElseIf m = 0 And n = 0 And o < 0 Then
Picture2.Print "y∈ф"
ElseIf m > 0 And z <= 0 Then
Picture2.Print "y∈R"
ElseIf m > 0 And z > 0 Then
Picture2.Print "y∈(-∞,"; t; "]U["; s; ",+∞)"
ElseIf m < 0 And z = 0 Then
Picture2.Print "y=", -n / (2 * m)
ElseIf m < 0 And z < 0 Then
Picture2.Print "y∈ф"
Else
Picture2.Print "Ymax="; s; "Ymin="; t
End If
End Sub
Private Sub end_Click()
End
End Sub
Private Sub Frame2_DragDrop(Source As Control, X As Single, Y As Single)
End Sub
Private Sub 版本_Click()
Frame1.Visible = False
Frame2.Visible = False
Frame3.Visible = True
End Sub
Private Sub 二次SIN_Click()
Frame1.Visible = False
Frame2.Visible = True
Frame3.Visible = False
End Sub
Private Sub 一次SIN_Click()
Frame2.Visible = False
Frame1.Visible = True
Frame3.Visible = False
End Sub
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