question: get the zero element . concode_field_sep UnivPowerSeries<C> ZERO concode_elem_sep String DEFAULT_NAME concode_elem_sep int truncate concode_elem_sep String var concode_elem_sep int DEFAULT_TRUNCATE concode_elem_sep UnivPowerSeries<C> ONE concode_elem_sep RingFactory<C> coFac concode_elem_sep Random random concode_field_sep UnivPowerSeries<C> getTAN concode_elem_sep boolean isField concode_elem_sep boolean isCommutative concode_elem_sep UnivPowerSeries<C> getSIN concode_elem_sep UnivPowerSeries<C> parse concode_elem_sep UnivPowerSeries<C> parse concode_elem_sep UnivPowerSeries<C> fromPolynomial concode_elem_sep java.math.BigInteger characteristic concode_elem_sep UnivPowerSeries<C> getEXP concode_elem_sep UnivPowerSeries<C> random concode_elem_sep UnivPowerSeries<C> random concode_elem_sep UnivPowerSeries<C> random concode_elem_sep UnivPowerSeries<C> random concode_elem_sep UnivPowerSeries<C> random concode_elem_sep int hashCode concode_elem_sep boolean equals concode_elem_sep UnivPowerSeries<C> getONE concode_elem_sep UnivPowerSeries<C> getCOS concode_elem_sep UnivPowerSeries<C> fromInteger concode_elem_sep UnivPowerSeries<C> fromInteger concode_elem_sep String toString concode_elem_sep boolean isAssociative concode_elem_sep UnivPowerSeries<C> copy concode_elem_sep UnivPowerSeries<C> fixPoint
target: UnivPowerSeries < C > function ( ) { return ZERO ; }