288 inline bool operator==(const StringWeight<L, S> &w1,
290   if (w1.Size() != w2.Size())
293   StringWeightIterator<L, S> iter1(w1);
304 inline bool operator!=(const StringWeight<L, S> &w1,
306   return !(w1 == w2);
310 inline bool ApproxEqual(const StringWeight<L, S> &w1,
313   return w1 == w2;
362 Plus(const StringWeight<L, S> &w1,  in Plus()  argument
364   if (w1 == StringWeight<L, S>::Zero())  in Plus()
367     return w1;  in Plus()
369   if (w1 != w2)  in Plus()
373   return w1;  in Plus()
379 Plus(const StringWeight<L, STRING_LEFT> &w1,  in Plus()  argument
381   if (w1 == StringWeight<L, STRING_LEFT>::Zero())  in Plus()
384     return w1;  in Plus()
387   StringWeightIterator<L, STRING_LEFT> iter1(w1);  in Plus()
398 Plus(const StringWeight<L, STRING_RIGHT> &w1,  in Plus()  argument
400   if (w1 == StringWeight<L, STRING_RIGHT>::Zero())  in Plus()
403     return w1;  in Plus()
406   StringWeightReverseIterator<L, STRING_RIGHT> iter1(w1);  in Plus()
416 inline StringWeight<L, S> Times(const StringWeight<L, S> &w1,  in Times()  argument
418   if (w1 == StringWeight<L, S>::Zero() || w2 == StringWeight<L, S>::Zero())  in Times()
421   StringWeight<L, S> prod(w1);  in Times()
432 Divide(const StringWeight<L, S> &w1,  in Divide()  argument
442   else if (w1 == StringWeight<L, S>::Zero())  in Divide()
446   StringWeightIterator<L, S> iter(w1);  in Divide()
457 Divide(const StringWeight<L, STRING_RIGHT> &w1,  in Divide()  argument
467   else if (w1 == StringWeight<L, STRING_RIGHT>::Zero())  in Divide()
471   StringWeightReverseIterator<L, STRING_RIGHT> iter(w1);  in Divide()
482 Divide(const StringWeight<L, STRING_RIGHT_RESTRICT> &w1,  in Divide()  argument
492   else if (w1 == StringWeight<L, STRING_RIGHT_RESTRICT>::Zero())  in Divide()
496   StringWeightReverseIterator<L, STRING_RIGHT_RESTRICT> iter(w1);  in Divide()
513   GallicWeight(StringWeight<L, S> w1, W w2)  in GallicWeight()
514       : ProductWeight<StringWeight<L, S>, W>(w1, w2) {}  in GallicWeight()