Equation import from LaTex

Hello, It seems that tex2lyx looses some information in equations. In my case below it omits the underscores in \sum_i, \Lambda_i, \kappa_i producing instead \sumi, \Lambdai, \kappai - \newcommand{\tc}{c} \newcommand{\pd}[2]{ \fr

subfigure import from latex

subfigure package options in Lyx? Thank you! Dmitry -- --------- Dmitry Khvorostyanov Laboratoire des Sciences du Climat et de l'Environnement LSCE/IPSL - CEA-CNRS-UVSQ CE Saclay, l'Orme des Merisiers, batiment 701 91191 Gif-sur-Yvette