I-Ching has been described in the novel Glass Bead Game.
I-Ching is being inherited by Confucianism.

I learned Taoism in last 29 years with my self-education, not Confucianism.
Now I'm making a computer software support me, practicing I-Ching sometimes.

Fig.2:
The Chinese reason concepts, and the perspective of how to practice realization.
I feel the symbols of ≡ is like congruence, but it is of the reason concepts, not of mathematics.

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