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Equation 76 · Part 1 · The Atlas That Refuses to Close

Symbol X_NW

XNW\mathbf X_{\mathrm{NW}}
XNWX_{\mathrm{NW}}

What this part means

XNX_NW 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

XNX_NW 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

…is what removes it, by transforming to exactly the representation in which the position operator is the Newton–Wigner operator and the oscillating term is absorbed into the difference between x^\hat{\mathbf x} and XNW\mathbf X_{\mathrm{NW}} [ 3 ] .

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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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Sources cited in the surrounding passage

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