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Equation 45 · Part 1 · A Horizon Is a Toll Booth, Not a Loophole

Symbol N_perp

N⊥[Γ]N_\perp[\Gamma]
N⊥N_\perp

What this part means

NpN_perp is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.

Its job in the formula

NpN_perp is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.

The passage around this formula

That second identity is the entire resolution in miniature, and it is worth deriving N⊥N_\perp[Γ\Gamma] both ways to see it operate. Hold the local energy budget fixed at ElocE_{\rm loc}=E0E_0' (a battery physically at the processor, delivering a fixed amount of locally measured energy) over a proper interval Δ\Deltaτ\tau :

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Learn the underlying idea

A subscript is a label attached below a symbol. It often selects a time step, component, category, or member of a sequence.

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