Please give me EXAMPLE and explain about: - Commutative ring and uncommutative ring which doesn't have unit element - Ring which has different unit element with its subring's unit element thank you
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Originally Posted by GTK X Hunter Please give me EXAMPLE and explain about: - Commutative ring and uncommutative ring which doesn't have unit element for the commutative case and for the noncommutative case. - Ring which has different unit element with its subring's unit element thank you and the subring
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