[KongchangAI]
Unverified95% confidenceFactTime unknown

上下文无关文法(CFG)由诺姆·乔姆斯基在1956年提出,由四元组(V, Σ, R, S)定义

1
Sources
95%
Confidence
Long-term
Relevance
6/1/2026
First Seen

Sources

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https://kongchang.com/claim/21210
API
curl https://kongchang.com/api/v1/knowledge/claims/21210
MCP
get_claim(id=21210)