%0 Journal Article %T Orthic axis, Lemoine line and Longchamps' line of the triangle in I_2 %A Beban-Brki£¿ %A Jelena %A Kolar-Begovi£¿ %A Zdenka %A Kolar-£¿uper %A Ru£¿ica %A Volenec %A Vladimir %J - %D 2009 %X Sa£¿etak The concepts of the orthic axis, Lemoine line and Longchamps¡¯ line of the triangle in an isotropic plane are defined. Some relationships between the introduced concepts and other elements of the triangle in an isotropic plane are also studied %K isotropic plane %K triangle %K standard triangle %K orthic axis %K Lemoine line %K Longchamps¡¯ line %U https://hrcak.srce.hr/index.php?show=clanak&id_clanak_jezik=162471