question: public boolean equals ( Object obj ) { if ( this == obj ) { return true ; } if ( obj instanceof ECFieldF2m ) { ECFieldF2m o = ( ECFieldF2m ) obj ; if ( this . m == o . m ) { if ( this . rp == null ) { if ( o . rp == null ) { return true ; } } else { return Arrays . equals ( this . ks , o . ks ) ; } } } return false ; }
target:  Returns whether the specified object equals to this finite field.