Rɛy 1830, Ëbarithtë Galiöth cuɛ mat piny i̱ kɛn ekuaci̱öni̱ tin bo̱th kɛ di̱ri̱i̱ tin la̱nykɛ ŋuan /ca kɛ bi̱ luäŋ kɛ duäc kɛ radicali̱, kɛnɛ lär ɛ kɛ ekuaciöni̱ kɛl kɛɛli̱, dɔ̱ŋ kɛl ba wä mi̱ jɛn ca luäŋ kɛ duäc ɛ radikali̱, kɛnɛ, mi̱ jɛn inɔ, duäc ɛ.