Pentad
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- For 72 pentads (七十二候) in East Asia calendars, see solar term.
The pentad, was used by the Pythagoreans as a secret sign to recognize each other. It represents the number five, life, power and invulnerability. [1]
[edit] See also
[edit] References
- ^ Hemenway, Priya – Divine Proportion pp.56, Sterling Publishing, ISBN 1-4027-3522-7