Ka kīia tētahi taumahi J [ y ] he extrema ki ngā huānga y o tētahi wāhi taumahi kua tautuhia i runga i tētahi rohe kua hoatu. Ka kīia he taumahi J [ y ] he tohu ōrite mō ngā y katoa i roto i tētahi wāhi taumahi iti noa iho o te taumahi f. Ka kīia te f he taumahi taumaha, he taumahi taumaha rānei. Ka kīia te J [ f ] he mōrahi ā-rohe mēnā he mōrahi ā-rohe rānei o te taumahi f. Ka kīia he mōrahi ā-rohe, he mōrahi ā-rohe rānei o te taumahi f. Ka kīia he mōrahi ā-rohe, he mōrahi ā-rohe rānei o te taumahi f. Ka kīia te mōrahi ā-rohe he mōrahi ā-rohe mēnā he mōrahi ā-rohe rānei o te mōrahi ā-rohe mēnā he mōrahi ā-rohe rānei o te mōrahi ā-rohe.
whakamataku