non-classical logic

A logic that is not classical: one that extends or deviates from classical logic.

Japanese Meaning

古典論理ではない論理体系、すなわち古典論理の枠組みを超えるか逸脱する論理体系

Researchers often turn to non-classical logic when classical principles fail to account for vagueness or contradictions in natural language.

研究者たちは、自然言語の曖昧さや矛盾を古典的な原理で説明できないとき、非古典論理に頼ることが多い。

Sense（1）

A logic that is not classical: one that extends or deviates from classical logic.