public static SingleNumericParameterFunction FUNCTION_INTERPOLATE = null;
public static GenericFunction FUNCTION_LOOKUP_SRTM = null;
public static GenericFunction FUNCTION_DOWNLOAD_SRTM = null;
public static SingleNumericParameterFunction FUNCTION_INTERPOLATE = null;
public static GenericFunction FUNCTION_LOOKUP_SRTM = null;
public static GenericFunction FUNCTION_DOWNLOAD_SRTM = null;