hi would you help me find out if those sets are closed under addition and scalar product or not. for the second i think is closed under addition, .am i right ? thanks for helping me.
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Originally Posted by Raoh hi would you help me find out if those sets are closed under addition and scalar product or not. for the second i think is closed under addition, .am i right ? thanks for helping me. Well is clearly not closed under multiplication by scalar: just remember that Try to do the second one by yourself Tonio
for the second one, isn't closed under scalar product,but it's closed under addition. ,is it okay ? thanks a lot.
Originally Posted by Raoh for the second one, isn't closed under scalar product,but it's closed under addition. ,is it okay ? thanks a lot. Exactly. Anyway, none of them is a subspace. Tonio
thanks a lot.
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