Equation 43 · Part 1 · Why Coding Agents Fail: Long-Horizon Reliability in OpenAI Codex
Symbol F_i
What this part means
the false-alarm cost.
Its job in the formula
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 F_i→Article meaning
Where the article explains it
Let an unchecked latent error at stage i create expected downstream loss , a check cost , detection probability , and false-alarm cost .
The passage around this formula
Checkpoint placement is a value-of-information problem. Let an unchecked latent error at stage i create expected downstream loss , a check cost , detection probability , and false-alarm cost . A check is favorable when, approximately,
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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