Equation 23 · Part 1 · Measuring AI Agent Reliability: What the Evidence Actually Supports
Symbol k
What this part means
k 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
k is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.
Full expression→Symbol k→Article meaning
The passage around this formula
State which question is being answered. A best-of- k number (pass@k) and an every-time number (pass ^k ) are both legitimate, and they can diverge sharply on the same system and the same task set [ 3 ] . Reporting one while a reader assumes the other is a common, avoidable source of overconfidence.
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.
Open the illustrated variables: a letter stands for a value guide →
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Sources cited in the surrounding passage
These citations provide research context; check each source for the exact claim it supports.