Question:
Let ø:G -> H be an isomorphism, show that 1.ø-¹: H->G is an
Last updated: 8/2/2022
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Let ø:G -> H be an isomorphism, show that 1.ø-¹: H->G is an isomorphism 2. if K≤ H, then ø-¹(K) ≤ G
Last updated: 8/2/2022
Let ø:G -> H be an isomorphism, show that 1.ø-¹: H->G is an isomorphism 2. if K≤ H, then ø-¹(K) ≤ G