code: @Override
      public void checkParameterizedTerm(final Term term) throws SemanticWarning {
          final FunctionEnum funcEnum = term.getFunctionEnum();
  
          // Construct the signature
          final StringBuilder bldr = new StringBuilder();
          bldr.append(funcEnum.getDisplayValue());
          bldr.append("(");
  
          List<BELObject> functionArguments = term.getFunctionArguments();
          if (hasItems(functionArguments)) {
              for (int i = 0; i < functionArguments.size(); i++) {
                  final BELObject bo = functionArguments.get(i);
  
                  String arg = null;
                  if (bo instanceof Parameter) {
                      arg = processParameter((Parameter) bo);
                  } else if (bo instanceof Term) {
                      arg = processTerm((Term) bo);
                      if (arg == null) continue;
                  } else {
                      String type = bo.getClass().getName();
                      final String err = "unknown function argument " + type;
                      throw new UnsupportedOperationException(err);
                  }
                  if (i != 0) bldr.append(",");
                  bldr.append(arg);
              }
          }
          bldr.append(")");
          bldr.append(funcEnum.getReturnType().getDisplayValue());
  
          Signature sig = null;
          try {
              sig = new Signature(bldr.toString());
          } catch (InvalidArgument e) {
              final String lf = term.toBELLongForm();
              final String err = e.getMessage();
              throw new SemanticWarning(lf, err);
          }
  
          final Function function = funcEnum.getFunction();
  
          if (!function.validSignature(sig)) {
              final Map<Signature, SemanticStatus> map = function.getStatus(sig);
              final String lf = term.toBELLongForm();
              final String err = format(SEMANTIC_TERM_FAILURE, lf);
              throw new SemanticWarning(null, err, sig, map);
          }
      }
docs: {@inheritDoc}