Problem: In the flat spacetime and linear coordination '' differences '' can be treated in coordinates as a contravariant vector .
In flat spacetime and contravariant coordinatization , differences in coordinates , can be treated as a linear vector .
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A: no

Problem: Daniel Dewey ( F ) joined February 24 , 1814 , and was replaced by John W. Hulbert ( F ) in a special election .
In the , Daniel Dewey ( F ) resigned February 24 , 1814 and was replaced in a special election by John W. Hulbert ( F )
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A: no

Problem: One group travelled north from Greta , and the other started from Mansfield and travelled south .
A group travelled north from Greta , and the other started from Mansfield and travelled south .
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A:
yes