Kïcïï gɔ̈ɔ̈r yecɔl Bohr-Mollerup theorem apiëth areɛtic naan ŋö ɛɛ yupde këcɔl logarithmic convexity yennë kayuup kɛk thɔɔl ku alë bennë lui nï formulai kɔk bikki këcɔl gamma function.