negate method
      
void
negate()
      
     
    
Negate.
Implementation
void negate() {
  _v2storage[1] = -_v2storage[1];
  _v2storage[0] = -_v2storage[0];
}Negate.
void negate() {
  _v2storage[1] = -_v2storage[1];
  _v2storage[0] = -_v2storage[0];
}