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Merge branch 'periodicity' of git.wmi.amu.edu.pl:politarczyk/knotkit into periodicity

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This commit is contained in:
Wojciech Politarczyk 2016-11-24 15:42:52 +01:00
commit bfe339cb0f
3 changed files with 27 additions and 48 deletions
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2
Makefile
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@ -11,7 +11,7 @@ CXX = g++ -std=c++11
INCLUDES = -I. -I/opt/local/include INCLUDES = -I. -I/opt/local/include
# OPTFLAGS = -g # OPTFLAGS = -g
OPTFLAGS = -O2 -g OPTFLAGS = -O2 -g -pg
# OPTFLAGS = -O2 -g -DNDEBUG # OPTFLAGS = -O2 -g -DNDEBUG
LDFLAGS = -L/opt/local/lib LDFLAGS = -L/opt/local/lib

3
algebra/multivariate_laurentpoly.h
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@ -548,6 +548,7 @@ multivariate_laurentpoly<T> invert_variable(const multivariate_laurentpoly<T>& p
return result; return result;
} }
<<<<<<< HEAD
template<class T> template<class T>
multivariate_laurentpoly<T> multivariate_laurentpoly<T>
multivariate_laurentpoly<T>::evaluate(T val, unsigned index) const { multivariate_laurentpoly<T>::evaluate(T val, unsigned index) const {
@ -568,4 +569,6 @@ multivariate_laurentpoly<T>::evaluate(T val, unsigned index) const {
return res; return res;
} }
=======
>>>>>>> 297e02dc05d79c4546d04aeb720680a9c231284e
#endif // _KNOTKIT_ALGEBRA_MULTIVARIATE_LAURENPOLY_H #endif // _KNOTKIT_ALGEBRA_MULTIVARIATE_LAURENPOLY_H

70
kk.cpp
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@ -1,6 +1,10 @@
#include <knotkit.h> #include <knotkit.h>
<<<<<<< HEAD
#include <periodicity.h> #include <periodicity.h>
#include <fstream> #include <fstream>
=======
>>>>>>> 297e02dc05d79c4546d04aeb720680a9c231284e
#include <vector> #include <vector>
#include <utility> #include <utility>
@ -399,53 +403,6 @@ void check_periodicity(std::string out_file) {
} }
// template<class R>
// void check_periodicity_criterion(knot_diagram kd, int prime = 5, Test_type t){
// using monomial = multivariate_laurent_monomial;
// using polynomial = multivariate_laurentpoly<Z>;
// unsigned m = kd.num_components();
// if(m != 1) {
// std::cerr << "Error: for now this only works for knots\n";
// exit(EXIT_FAILURE);
// }
// polynomial khp, lee_p;
// // Adding braces so that the cube can be destroyed
// // when its not needed anymore
// {
// cube<R> c(kd,0);
// ptr<const module<R>> C = c.khC;
// mod_map<R> d = c.compute_d(1, 0, 0, 0, 0);
// for(unsigned i = 1; i <= kd.n_crossings; i++)
// d = d + c.H_i(i);
// assert (d.compose(d) == 0);
// // computing Khovanov homology
// if(verbose)
// std::cout << "Computing Khovanov polynomial..." << "\n";
// chain_complex_simplifier<R> s(C, d, maybe<int>(1), maybe<int>(0));
// C = s.new_C;
// d = s.new_d;
// khp = C->free_poincare_polynomial();
// // computing Lee homology
// if(verbose)
// std::cout << "Computing Lee polynomial..." << "\n";
// chain_complex_simplifier<R> s1(C, d, maybe<int>(1), maybe<int>(2));
// C = s1.new_C;
// d = s1.new_d;
// assert(C->dim() == 2);
// lee_p = C->free_poincare_polynomial();
// }
// if(verbose) {
// std::cout << "Khovanov polynomial = "
// << khp << "\n"
// << "Lee polynomial = "
// << lee_p << "\n";
// }
// periodicity_checker pc(khp, lee_p, prime, t);
// pc();
// }
template<class R> void template<class R> void
compute_invariant () compute_invariant ()
{ {
@ -887,6 +844,25 @@ main (int argc, char **argv)
<< ") of " << knot << " = " << std::endl << ") of " << knot << " = " << std::endl
<< khp << std::endl; << khp << std::endl;
} }
else if(!strcmp(invariant, "periodicity_congruence")) {
if(!strcmp(field, "Z2")) {
// first we check whether period is a prime
if(period == 2 || period == 3) {
std::cerr << "The criterion does not work for period = " << period << "\n";
exit(EXIT_FAILURE);
}
auto result = find(primes.begin(), primes.end(), period);
if(result == primes.end()) {
std::cerr << "For now it is possible to check periodicity for primes up to 31" << "\n";
exit(EXIT_FAILURE);
}
check_periodicity_criterion<Z2>(kd,period);
}
else {
std::cerr << "error: for now this function is only defined for Z2 coefficients..." << "\n";
exit(EXIT_FAILURE);
}
}
else else
{ {
if (!strcmp (field, "Z2")) if (!strcmp (field, "Z2"))