Does the mitzvah of separating challah belong particularly to the woman, and what is the law if the husband separates challah without his wife’s permission?

This source-based Torah study examines the question: Does the mitzvah of separating challah belong particularly to the woman, and what is the law if the husband separates challah without his wife’s permission? The canonical Hebrew discussion develops the issue through the weekly Torah portion and the sources cited there, preserving the distinctions, tensions, and practical implications of the original text. This localized discovery layer does not add any new halakhic, medical, legal, scientific, historical, theological, or empirical ruling or claim beyond the canonical Hebrew source.