class MainMenu(QtGui.QMainWindow):
        #Init
        def __init__(self):
            QtGui.QMainWindow.__init__(self)
            self.ui = Ui_WMenu()
            self.ui.setupUi(self)
            self.w2=None
            self.ui.pbRungeEdo.clicked.connect(self.runge1)
            self.ui.pbSimpson.clicked.connect(self.simpson)
            self.ui.pbLineal.clicked.connect(self.lineal)
            #self.ui.pbIndice.clicked.connect(self.indice)
            
        def mWind2(self):
            self.w2 = Main2()
            self.w2.show()
        
        def runge1(self):
            self.w2 = MainRungeEdo()
            self.w2.show()
        
        def simpson(self):
            self.w2 = MainSimpson()
            self.w2.show()
            
        def lineal(self):
            self.w2 = MainLineal()
            self.w2.show()
            
        def indice(self):
            self.w2 = MainIndice()
            self.w2.show()
 def __init__(self):
     QtGui.QMainWindow.__init__(self)
     self.ui = Ui_WMenu()
     self.ui.setupUi(self)
     self.w2=None
     self.ui.pbRungeEdo.clicked.connect(self.runge1)
     self.ui.pbSimpson.clicked.connect(self.simpson)
     self.ui.pbLineal.clicked.connect(self.lineal)