sum method
Implementation
@override
DynamicNumber<dynamic> sum(num n2) {
if (n2 is int) {
return sumInt(n2);
} else {
return sumDouble(n2.toDouble());
}
}
@override
DynamicNumber<dynamic> sum(num n2) {
if (n2 is int) {
return sumInt(n2);
} else {
return sumDouble(n2.toDouble());
}
}