aoqi@0: MostSpecific13.java:16:9: compiler.err.ref.ambiguous: m, kindname.method, m(MostSpecific13.UnaryOp), MostSpecific13, kindname.method, m(MostSpecific13.IntegerToNumber), MostSpecific13 aoqi@0: MostSpecific13.java:17:9: compiler.err.ref.ambiguous: m, kindname.method, m(MostSpecific13.UnaryOp), MostSpecific13, kindname.method, m(MostSpecific13.IntegerToNumber), MostSpecific13 aoqi@0: 2 errors