Upper Trigram
Upper Trigram is the upper three lines of a hexagram. Represents the outer world, social relationships, and future developments.
Related Terms
Yijing (I Ching)
Meaning 'Book of Changes', an approximately 3000-year-old Chinese wisdom text. One of humanity's oldest books, serving as both a divination system and philosophical masterpiece.
Lower Trigram
The lower three lines of a hexagram. Represents the inner world, personal situation, and current foundation.
Changing Line
A line in the process of transforming from Yin to Yang or Yang to Yin. Changing lines transform the current hexagram into a second one, showing the evolution of the situation.
Nuclear Hexagram
The hidden hexagram formed from lines 2, 3, 4 and lines 3, 4, 5 of the main hexagram. Reveals the deep dynamics underlying the situation.
Yang Line
An unbroken solid line (———). Represents masculine, active, creative, and light energy. Associated with sky, fire, warmth, and summer.
Yin Line
A broken line (— —). Represents feminine, receptive, passive, and dark energy. Associated with earth, water, cold, and winter.