Kailash C. Misra   Toshiki Nakashima   
Springer Proceedings in Mathematics and Statistics 40 297-318 2013年 [査読有り]
Let g be an affine Lie algebra with index set I = {0, 1, 2,..., n} and gL be its Langlands dual. It is conjectured in Kashiwara et al. (Trans. Am. Math. Soc. 360(7):3645-3686, 2008) that for each i ∈ I \\ {0} the affine Lie algebra g has a positiv...