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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def sheetcoordinates_of_matrixidx(self):
 """ Return x,y where x is a vector of sheet coordinates representing the x-center of each matrix cell, and y represents the corresponding y-center of the cell. """

        rows,cols = self.shape
        return self.matrixidx2sheet(np.arange(rows), np.arange(cols))