作者mqazz1 (无法显示)
看板Math
标题[线代] isomorphic
时间Sun Apr 17 23:48:51 2011
we can define a one-to-one correspondence between the elements of Pn and R^n
by p(x) = a1 + a2x + ... + anx^(n-1)
<--> (a1,..., an)^T = a
show that if p <--> a and q <--> b, then
(a) αp <--> αa for any scalar α
(b) p+q <--> a+b
请问这题要怎麽证呢?
谢谢
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1F：推 recorriendo :把两边写出来比较就好了 04/18 10:09