• principle ⪢⪢
http://qindex.info/i.php?x=13390

• principle ⪢⪢
http://qindex.info/i.php?x=14401

◎◎◎ work ethic ⪢⪢
A set of moral principles related to work and diligence.
http://qindex.info/i.php?x=28856

• The Heisenberg Uncertainty Principle Part 1
Position/Momentum and Schrodinger's Cat
http://qindex.info/i.php?x=4219

• Archimedes' principle
http://qindex.info/i.php?x=15035

• Elliott Wave Principle
￫ Ralph Nelson Elliott, equity, self-similar
http://qindex.info/i.php?x=19870

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