static boolean valid(@Nullable String name) { return name != null && FunctionsRegistry.getInstance().getNames().contains(name); } }
@Override public Function get(@Nonnull String name) { final Function function = super.get(name); return function == null ? null : copy(function); } }
@Nonnull @Override public MathRegistry<Function> getFunctionsRegistry() { return FunctionsRegistry.getInstance(); }
@Override public Operator get(@Nonnull String name) { final Operator operator = super.get(name); return operator == null ? null : FunctionsRegistry.copy(operator); } }
if (FunctionsRegistry.getInstance().getNames().contains(name) || OperatorsRegistry.getInstance().getNames().contains(name)) { p.getPosition().setValue(pos0); throw new ParseException(Messages.msg_6, p.getPosition().intValue(), p.getExpression(), name);
@Override public Operator get(@Nonnull String name) { final Operator operator = super.get(name); return operator == null ? null : FunctionsRegistry.copy(operator); }