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Equation 8 · Part 1 · Reliable AI Agents Are Control Systems, Not Chatbots

Symbol z

zz
zz

What this part means

z 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

z 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

where the retriever assigns probability to documents z and the generator conditions on a selected set Zk(x)\mathcal{Z}_k(x) [ 6 ] . The decomposition matters because retrieval and generation fail differently.

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Learn the underlying idea

A variable is a named place for a value. Its letter is a local label: x can mean position in one formula and a data point in another.

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Sources cited in the surrounding passage

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