%0 Journal Article %A Jamelot, Erell %A Madiot, François %T Numerical analysis of the neutron multigroup $SP_N$ equations %J Comptes Rendus. Mathématique %D 2021 %P 533-545 %V 359 %N 5 %I Académie des sciences, Paris %U http://www.numdam.org/articles/10.5802/crmath.189/ %R 10.5802/crmath.189 %G en %F CRMATH_2021__359_5_533_0