11 return other->cast_to_angle_unit()!=
nullptr;
Standard unit associated to the angle dimension.
vcsl_unit_sptr standard_unit() const override
Return the standard unit associated to the dimension of ‘this’.
static vcsl_radian_sptr instance()
Return the reference to the unique vcsl_radian object.
bool compatible_units(vcsl_unit_sptr const &other) const override
Are ‘this’ and ‘other’ compatible units ?.
Abstract unit associated to the angle dimension.