Question

计算机系离散数学.已知X=(a,b,c),给出X上的所有等价关系.

Answer 1

所有等价关系：

{}

{}

{}

{,}

{,}

{,}

{,,,}

{,,,}

{,,,}

{,,}

{,,,,}

{,,,,}

{,,,,}

{,,,,,,,,}