I CHING - TRIGRAMS DIAGRAM The evolution of the Trigrams of the Book of Changes, or I Ching, from the primal duality of the Yin and the Yang. The diagram is to be read from the bottom upwards, and transliterate as follows: Kun Ken K'an Sun Chen Li Tui Chien Great Ying Small Yang Small Ying Great Yang Ying Yang [T'ai Kih: Supreme Ultimate] The diagram is standard in all good Chinese works on the I Ching: this example is from I & L.E. Mears, Creative Energy, 1931.