Fix generating turtle typed value

Julien LepillerTue Dec 01 15:45:50+0100 2020

1a792ac

guile-rdf/rdf
namelast commitdate
entailment/Add rdf utils.Tue Apr 07 04:55:59+0200 2020
rdf.scmFix mapping validationSun Apr 12 23:40:51+0200 2020
utils.scmAdd rdf utils.Tue Apr 07 04:55:59+0200 2020
xsd.scmAdd xsd:doubleSun Apr 12 17:20:05+0200 2020