Duality principle

Duality principle or principle of duality may refer to:

• Duality (projective geometry)
• Duality (order theory)
• Duality principle (Boolean algebra)
• Duality principle for sets
• Duality principle (optimization theory)
• Lagrange duality
• Duality principle in functional analysis, used in large sieve method of analytic number theory
• Wave–particle duality

See also

• Duality (mathematics)
• Duality (disambiguation)
• Dual (disambiguation)
• List of dualities

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