The packages conflict with other packages in either Extras or Core. Details following in next comment.
QuantLib-doc-0.3.13-4.fc5.i386.rpm File conflict with: /usr/share/man/man3/err.3.gz File conflict with: /usr/share/man/man3/y0.3.gz => Package conflicts with: man-pages - 2.21-1.noarch
Fixed in 0.3.14-2. Thanks for the report.