Umphumela wesibalo

Okubi, uphasa unyaka edla uthisha wezibalo. Ngemva kwezivivinyo ezithile amabanga aphansi, wayeqiniseka ukuthi wayezofeyila i-calculus ngoba yayingangeni emqondweni wakhe. Kwaze kwaba ngolunye usuku lapho ebhala isivivinyo, uthisha wayenze umdwebo ongajwayelekile. Bekuyisilinda nesiyingi nomusho: uma kufanelana, umphumela we-equation uyasebenza. Ngokushesha uCafuçu waqonda ukuthi uma ehileleka, wayezodlula unyaka.