Equation 24 · The Statistical Mechanics of Irreversibility at Molecular Scale
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This mathematical expression combines the displayed quantities; its precise role follows from the surrounding article text. Read the equation part by part below; each part has a contextual explanation and a link to its mathematical background.
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Symbol k_mathrm B
athrm B is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.
Symbol T
T is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.
subscript
The lower label selects a particular version, component, or indexed member of the quantity. For example, x₀ and xₜ can be values at different positions.
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What the article says around this equation
per erased bit [ 9 ] . This is a lower bound on an idealized erasure, not a claim that every transistor switch dissipates exactly T2 , nor that computation in general has one universal energy per operation.
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