All Questions
2 questions
8
votes
2
answers
1k
views
In general, are 'Young symmetrisers' given by Littlewood-Richardson 'Orthogonal projection Operators'?
Consider $V^{\otimes n}$ where $V$ is vector space and the representation of GL(V) acting in the usual way. Now if I consider tensor products or plethysms of irreducible spaces, this is not in general ...
1
vote
1
answer
226
views
Homomorphisms from irreducible spaces to reducible spaces
Let $P_{\lambda}$ be a Young symmetriser associated to the following tableau $(a_1 a_2 a_3 b_3 ; b_1 b_2)$ where the entries seperated by the ; belong to first and second COLUMNS of the tableau. Take $...