\mathbb{R} currently shows as upright 'R' not as something like 'IR'. For some strange reason this has been broken for a while. Maybe some kind of cut'n'paste error...
Trivial fix attached. Lars? -- Those who desire to give up Freedom in order to gain Security, will not have, nor do they deserve, either one. (T. Jefferson)
Index: math_support.C =================================================================== RCS file: /usr/local/lyx/cvsroot/lyx-devel/src/mathed/math_support.C,v retrieving revision 1.62 diff -u -p -r1.62 math_support.C --- math_support.C 9 Dec 2002 09:52:43 -0000 1.62 +++ math_support.C 9 Dec 2002 12:30:04 -0000 @@ -537,6 +537,7 @@ fontinfo fontinfos[] = { {"mathfrak", LyXFont::EUFRAK_FAMILY, inh_series, inh_shape, LColor::math}, {"mathrm", LyXFont::ROMAN_FAMILY, inh_series, inh_shape, LColor::math}, {"mathsf", LyXFont::SANS_FAMILY, inh_series, inh_shape, LColor::math}, + {"mathbb", LyXFont::MSB_FAMILY, inh_series, inh_shape, LColor::math}, {"cmex", LyXFont::CMEX_FAMILY, inh_series, inh_shape, LColor::math}, {"cmm", LyXFont::CMM_FAMILY, inh_series, inh_shape, LColor::math}, {"cmr", LyXFont::CMR_FAMILY, inh_series, inh_shape, LColor::math},