I have added the form and getting the values during setup install but if the serial key is not valid it is not rolling back the setup
my code is like that
Public Overrides Sub Install(ByVal stateSaver As System.Collections.IDictionary)
myInput = Me.Context.Parameters.Item("Message")
If myInput Is Nothing Then
myInput = "Please Enter the Serail Key"
ElseIf checkserailkeyas(myInput) = True Then
'MsgBox("Entered Key is Not Valid")
Throw New InstallException("Rollback Transaction")
Catch ex As Exception
Public Overrides Sub Rollback(ByVal savedState As System.Collections.IDictionary)
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I have a 2d matrix with dimension (3, n) called A, I want to calculate the normalization and cross product of two arrays (b,z) (see the code please) for each column (for the first column, then the second one and so on).
the function that I created to find the ...