296 inline bool operator==(const StringWeight<L, S> &w1,
298   if (w1.Size() != w2.Size())
301   StringWeightIterator<L, S> iter1(w1);
312 inline bool operator!=(const StringWeight<L, S> &w1,
314   return !(w1 == w2);
318 inline bool ApproxEqual(const StringWeight<L, S> &w1,
321   return w1 == w2;
370 Plus(const StringWeight<L, S> &w1,  in Plus()  argument
372   if (!w1.Member() || !w2.Member())  in Plus()
374   if (w1 == StringWeight<L, S>::Zero())  in Plus()
377     return w1;  in Plus()
379   if (w1 != w2) {  in Plus()
382                << " w1 = " << w1  in Plus()
387   return w1;  in Plus()
393 Plus(const StringWeight<L, STRING_LEFT> &w1,  in Plus()  argument
395   if (!w1.Member() || !w2.Member())  in Plus()
397   if (w1 == StringWeight<L, STRING_LEFT>::Zero())  in Plus()
400     return w1;  in Plus()
403   StringWeightIterator<L, STRING_LEFT> iter1(w1);  in Plus()
414 Plus(const StringWeight<L, STRING_RIGHT> &w1,  in Plus()  argument
416   if (!w1.Member() || !w2.Member())  in Plus()
418   if (w1 == StringWeight<L, STRING_RIGHT>::Zero())  in Plus()
421     return w1;  in Plus()
424   StringWeightReverseIterator<L, STRING_RIGHT> iter1(w1);  in Plus()
434 inline StringWeight<L, S> Times(const StringWeight<L, S> &w1,  in Times()  argument
436   if (!w1.Member() || !w2.Member())  in Times()
438   if (w1 == StringWeight<L, S>::Zero() || w2 == StringWeight<L, S>::Zero())  in Times()
441   StringWeight<L, S> prod(w1);  in Times()
452 Divide(const StringWeight<L, S> &w1,  in Divide()  argument
462   if (!w1.Member() || !w2.Member())  in Divide()
467   else if (w1 == StringWeight<L, S>::Zero())  in Divide()
471   StringWeightIterator<L, S> iter(w1);  in Divide()
482 Divide(const StringWeight<L, STRING_RIGHT> &w1,  in Divide()  argument
492   if (!w1.Member() || !w2.Member())  in Divide()
497   else if (w1 == StringWeight<L, STRING_RIGHT>::Zero())  in Divide()
501   StringWeightReverseIterator<L, STRING_RIGHT> iter(w1);  in Divide()
512 Divide(const StringWeight<L, STRING_RIGHT_RESTRICT> &w1,  in Divide()  argument
522   if (!w1.Member() || !w2.Member())  in Divide()
527   else if (w1 == StringWeight<L, STRING_RIGHT_RESTRICT>::Zero())  in Divide()
531   StringWeightReverseIterator<L, STRING_RIGHT_RESTRICT> iter(w1);  in Divide()
548   GallicWeight(StringWeight<L, S> w1, W w2)  in GallicWeight()
549       : ProductWeight<StringWeight<L, S>, W>(w1, w2) {}  in GallicWeight()