'Test numbers with both of these.'

def test_number_sci_notation_suffix(self):

    self.assertEquals(preview.latex_preview('6.0221413E+23k'), '6.0221413\\!\\times\\!10^{+23}\\text{k}')
    self.assertEquals(preview.latex_preview('-6.0221413E+23k'), '-6.0221413\\!\\times\\!10^{+23}\\text{k}')
