Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Charles Sanders Peirce (munhambo ya 1880<unk>81) akaratidza kuti masuo eNOR oga (kana kuti zvimwe masuo eNAND oga) anogona kushandiswa kubereka mabasa emamwe masuo ose okunzwisisa, asi basa rake pairi rakanga risina kubudiswa kutozosvikira muna 1933. Uchapupu hwokutanga hwakabudiswa naHenry M. Sheffer muna 1913, naizvozvo kushanda kweNAND dzimwe nguva kunonzi Sheffer stroke; kushanda kweNOR dzimwe nguva kunonzi museve waPeirce. Nokudaro, masuo aya pane dzimwe nguva anonzi masuo okunzwisisa kwose kwose.  Mubvunzo: Zita repamutemo remasuo aya nderipi?
masuo anonzwisisika