You're replying to a comment by yatsek.

yatsek Permalink
February 24, 2010, 16:09

Also (in space example) first argument should be that there is no way C(A) could fill the whole R⁴ because A consists only of 3 vectors - and after that it's valid to add Sharkeys comment that only 2 are linearly independent.

Nevertheless great lecture of course.

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