Vector& operator/=(double const v); // Vector divided by constant self-assignment\r
Vector& operator+=(Vector const v); // Vector plus Vector self-assignment\r
Vector& operator+=(double const v); // Vector plus constant self-assignment\r
Vector& operator/=(double const v); // Vector divided by constant self-assignment\r
Vector& operator+=(Vector const v); // Vector plus Vector self-assignment\r
Vector& operator+=(double const v); // Vector plus constant self-assignment\r