operator fun minus(months: IntMonths): LongMonthsoperator fun minus(months: LongMonths): LongMonthsoperator fun minus(years: IntYears): LongYearsoperator fun minus(years: LongYears): LongYearsoperator fun minus(decades: IntDecades): LongYearsoperator fun minus(decades: LongDecades): LongYearsoperator fun minus(centuries: IntCenturies): LongYearsoperator fun minus(centuries: LongCenturies): LongYears