Last Updated：2025/11/29
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A conservative extension of a logical theory ensures that every theorem expressible in the original language remains provable without being introduced by the extension.
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A conservative extension of a logical theory ensures that every theorem expressible in the original language remains provable without being introduced by the extension.
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Related words
conservative extension
Noun
Japanese Meaning
ある論理理論を拡張したもの。拡張後の理論において、元の理論で表現可能な全ての定理が依然として導出可能であり、新たな定理は元の理論の範囲外となる性質を持つ拡張（論理体系の保存的拡張）
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