Definition: History

Adjective		Definition
History	$\sf{\text{A chain of events that is in historical order.}}$	6-10

Logical Antecedents

Adjective		Definition
Historical Order	$\epsilon_{t} = 1$	6-7

Adjective		Definition
Direction of Time	$\epsilon_{t}^{\, \sf{ P}}\equiv \, \delta _{ t}^{\, \sf{ P}} \! \cdot \delta _{ t}^{\sf{\, Earth}}$	6-6

Adjective		Definition
Temporal Orientation	$\delta _{ \it{t}} \equiv \begin{cases} +1 &\sf{\text{if}} \; \; \; \it{N}^{\, \sf{T}} \sf{+} \, \it{N}^{\, \sf{C}} \; \; \sf{>} \; \; \it{N}^{\sf{\, B}} \sf{+} \, \it{N}^{\sf{\, S}} \\ \; \; 0 &\sf{\text{if}} \; \; \; \it{N}^{\sf{\, T}} \sf{+} \, \it{N}^{\sf{\, C}} \; \; \sf{=} \; \; \it{N}^{\sf{\, B}} \sf{+} \, \it{N}^{\sf{\, S}} \\ -1 &\sf{\text{if}} \; \; \; \it{N}^{\sf{\, T}} \sf{+} \, \it{N}^{\sf{\, C}} \; \; \sf{<} \; \; \it{N}^{\sf{\, B}} \sf{+} \, \it{N}^{\sf{\, S}} \end{cases}$	6-4

Noun		Definition
Chain of Events	$\Psi \equiv\sf{\text{an ordered set of events. }}$	2-14

Related WikiMechanics articles.

Historical Order

• Temporal Orientation
• Chains of Events
• Counting Quarks
• a logically ordered list of all definitions

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