the field of social production and reproduction must become independent of familial reproduction, that is, independent of the territorial machine that declines alliances and filiations; the detachable fragments of the chain must be converted, by virtue of this independence, into a transcendent detached object that crushes their polyvocal character; the detached object (phallus) must perform a kind of folding operation a kind of application or reduction (rabattement): a reduction of the social field, defined as the aggregate of departure, to the familial field, now defined as the aggregate of destination