Last Updated：2025/11/22
A second-countable manifold has many convenient properties, such as separability and metrizability under certain conditions.
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A second-countable manifold has many convenient properties, such as separability and metrizability under certain conditions.
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可算基を持つ多様体は、可分性があり、特定の条件下では計量化可能であるなど多くの便利な性質を持つ。
