Let W be the subspace of R^4 spanned by :
Find a basis for W^(upside down T)
dont know the correct word for the symbol that looks like an Upside down T
Originally Posted by luckyc1423
is a basis of (proof left as an excercise for the reader).
Now is a basis for , so ,
is an orthogonal basis for .
Now if I have done this right we should have
is an orthogonal basis of , with an orthogonal basis
of , and and orthogonal basis of .