'gdat_tmp.help=''Uses Eq(2) from Y R Martin et al 2008 J. Phys.: Conf. Ser. 123 012033 with toroidal Surface. Take "plh_a_r" to get Eq(3) with a and R0 instead'';'];
'gdat_tmp.help=''Uses Eq(2) from Y R Martin et al 2008 J. Phys.: Conf. Ser. 123 012033 with toroidal Surface. Request "plh_a_r" to get Eq(3) with a and R0 instead'';'];
'gdat_tmp.help=''Uses Eq(3) from Y R Martin et al 2008 J. Phys.: Conf. Ser. 123 012033 with a and R0. Take "plh" to get Eq(2) with toroidal Surface instead'';'];
'gdat_tmp.help=''Uses Eq(3) from Y R Martin et al 2008 J. Phys.: Conf. Ser. 123 012033 with a and R0. Request "plh" to get Eq(2) with toroidal Surface instead'';'];