Solution
= Solution
<Young's rule> gives
$$
m_\alpha=K_{\alpha\lambda},
$$
the <Kostka number> counting semistandard tableaux of shape $\alpha$ and content $\lambda$.
= Solution
<Young's rule> gives
$$
m_\alpha=K_{\alpha\lambda},
$$
the <Kostka number> counting semistandard tableaux of shape $\alpha$ and content $\lambda$.