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The notion of time

• Time

Types

• Proper time
• Real time
• Imaginary time
• Planck time
• Local time
• Absolute time

Relations

• Time-energy relation

Systems

• Dissipative system
• Quantum system

Particularities

• Time dilation
• Time span
• Spacetime
• Causal dynamical triangulations
• Wick rotation

• Time does not exist

• Four-vector

 

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