Cadabra
Computer algebra system for field theory problems
collect_factors.hh
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1 
2 #pragma once
3 
4 #include "Algorithm.hh"
5 
6 namespace cadabra {
7 
11 
12  class collect_factors : public Algorithm {
13  public:
14  collect_factors(const Kernel&, Ex&);
15 
16  virtual bool can_apply(iterator);
17  virtual result_t apply(iterator&);
18  private:
19  void fill_hash_map(iterator);
20 
21  typedef std::multimap<hashval_t, sibling_iterator> factor_hash_t;
22  typedef factor_hash_t::iterator factor_hash_iterator_t;
23 
25  };
26 
27  }
Base class for all algorithms, containing generic routines and in particular the logic for index clas...
Definition: Algorithm.hh:59
Ex::iterator iterator
Definition: Algorithm.hh:70
Basic storage class for symbolic mathemematical expressions.
Definition: Storage.hh:142
result_t
Keeping track of what algorithms have done to this expression.
Definition: Storage.hh:164
Definition: Kernel.hh:15
Collect symbolically equal factors in a product.
Definition: collect_factors.hh:12
virtual bool can_apply(iterator)
Definition: collect_factors.cc:20
factor_hash_t::iterator factor_hash_iterator_t
Definition: collect_factors.hh:22
std::multimap< hashval_t, sibling_iterator > factor_hash_t
Definition: collect_factors.hh:21
void fill_hash_map(iterator)
Definition: collect_factors.cc:28
factor_hash_t factor_hash
Definition: collect_factors.hh:24
collect_factors(const Kernel &, Ex &)
Definition: collect_factors.cc:15
virtual result_t apply(iterator &)
Definition: collect_factors.cc:61
Functions to handle the exchange properties of two or more symbols in a product.
Definition: Adjform.cc:83