Equation 7 · Part 1 · From Autocomplete to Delegation: The Technical History Behind OpenAI Codex
Symbol E
What this part means
E 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
E 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 E→Article meaning
The passage around this formula
where the model policy chooses an action, environment E executes it against state , and the result becomes the next observation. This closes a feedback loop absent from one-shot completion.
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 →
See this notation across published equations →
Sources cited in the article section
- [8] ReAct: Synergizing Reasoning and Acting in Language Models ↗
- [9] Toolformer: Language Models Can Teach Themselves to Use Tools ↗
These citations provide research context; check each source for the exact claim it supports.