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第九章習題 9-29(a) 選項
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陳立昇
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Sep 11, 2019, 4:05:16 AM
9/11/19
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to 黃子嘉 - 線代離散研究室
請問大家:
a^3= ( a * a ) * a = a * ( a * a )
=> b * a = a * b
但與二元運算表矛盾,這樣題目是不是有誤?
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