fix handling of "fequal" in generated ATP problems -- the bug was visible if "explicit_apply" was on and "singleton_conv" is one of the facts being translated, as it resulted in an arity error in the ATP (e.g., E)
# -*- shell-script -*- :mode=shellscript:
#
# Isabelle user settings sample -- for use in ~/.isabelle/etc/settings
ISABELLE_USEDIR_OPTIONS="-i true -d pdf"
ISABELLE_LOGIC=HOL