Problem: This version of Hector Hammond is a xenobiology - professor , an old friend of Hal Jordan and the son of US senator Robert Hammond .
This version of Hector Hammond is a xenobiology professor , an old friend of Hal Jordan and the son of United States senator Robert Hammond .
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A: yes

Problem: The Japanese otter was known as one of the top carnivores in the aquatic food chain .
The water otter was known as one of the top carnivores in the Japanese food chain .
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A: no

Problem: If the n vectors are linearly independent , equality in Hadamard 's inequality is achieved if and only if the vectors are orthogonal .
If the n vectors are linear orthogonal , equality is achieved in Hadamard 's inequality if and only when the vectors are independent .
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A:
no