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设S是非空有限集,代数系统中,其中P(S)为集合S的幂集,则P(S)对∪运算的零元是________。
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设S是非空有限集,代数系统中,其中P(S)为集合S的幂集,则P(S)对∪运算的零元是________。
时间:2021-09-02 15:32
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联大
河南理工大学
计算机科学与技术
离散数学
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s
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设S是非空有限集,代数系统中,其中P(S)为集合S的幂集,则P(S)对∪运算的零元是________。
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