X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=check%2Ftime_antipode.cpp;h=d9ca681d564756dd53ae85dc4e9b6298701b0a19;hp=448270cb361603578e5bc3de404416ef8f4b6516;hb=9197695fc88502b6a56c7270e824f73faa7749f9;hpb=67edef78ce992a8f6ad704bfac228b8dec6eacd2

diff --git a/check/time_antipode.cpp b/check/time_antipode.cpp
index 448270cb..d9ca681d 100644
--- a/check/time_antipode.cpp
+++ b/check/time_antipode.cpp
@@ -12,11 +12,11 @@
  *  This program is based on work by
  *      Isabella Bierenbaum <bierenbaum@thep.physik.uni-mainz.de> and
  *      Dirk Kreimer <dkreimer@bu.edu>.
- *  For details, please see <http://www.arXiv.org/abs/hep-th/0111192>.
+ *  For details, please see <https://www.arXiv.org/abs/hep-th/0111192>.
  */
 
 /*
- *  GiNaC Copyright (C) 1999-2010 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2021 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -46,7 +46,7 @@ using namespace GiNaC;
 using namespace std;
 
 // whether to run this beast or not:
-static const bool do_test = true;
+constexpr bool do_test = true;
 
 // regularization parameter:
 static const symbol x("x");
@@ -72,6 +72,7 @@ static ex div_part(const ex &exarg, const symbol &x, unsigned grad)
 /* F_ab(a, i, b, j, "x") is a common pattern in all vertex evaluators. */
 static ex F_ab(int a, int i, int b, int j, const symbol &x)
 {
+	using GiNaC::tgamma;
 	if ((i==0 && a<=0) || (j==0 && b<=0))
 		return 0;
 	else
@@ -104,9 +105,9 @@ protected:
 class Sigma : public vertex {
 public:
 	Sigma(ijpair ij = ijpair(0,0)) : vertex(ij) { }
-	vertex* copy() const { return new Sigma(*this); }
-	ijpair get_increment() const { return ijpair(indices.first+indices.second+1, 0); }
-	const ex evaluate(const symbol &x, const unsigned grad) const;
+	vertex* copy() const override { return new Sigma(*this); }
+	ijpair get_increment() const override { return ijpair(indices.first+indices.second+1, 0); }
+	const ex evaluate(const symbol &x, const unsigned grad) const override;
 private:
 };
 
@@ -132,13 +133,13 @@ const ex Sigma::evaluate(const symbol &x, const unsigned grad) const
 }
 
 
-/** Class of vertices of type Sigma_flipped, sitting in the upper fermionline of Vacuum; no consequences for Gamma. */
+/** Class of vertices of type Sigma_flipped, sitting in the upper fermion line of Vacuum; no consequences for Gamma. */
 class Sigma_flipped : public Sigma {
 public:
 	Sigma_flipped(ijpair ij = ijpair(0,0)) : Sigma(ij) { }
-	vertex* copy() const { return new Sigma_flipped(*this); }
-	ijpair get_increment() const { return ijpair(0, indices.first+indices.second+1); }
-	const ex evaluate(const symbol &x, const unsigned grad) const { return Sigma::evaluate(x, grad); }
+	vertex* copy() const override { return new Sigma_flipped(*this); }
+	ijpair get_increment() const override { return ijpair(0, indices.first+indices.second+1); }
+	const ex evaluate(const symbol &x, const unsigned grad) const override { return Sigma::evaluate(x, grad); }
 private:
 };
 
@@ -149,9 +150,9 @@ private:
 class Gamma : public vertex {
 public:
 	Gamma(ijpair ij = ijpair(0,0)) : vertex(ij) { }
-	vertex* copy() const { return new Gamma(*this); }
-  	ijpair get_increment() const { return ijpair(indices.first+indices.second+1, 0); }
-	const ex evaluate(const symbol &x, const unsigned grad) const;
+	vertex* copy() const override { return new Gamma(*this); }
+	ijpair get_increment() const override { return ijpair(indices.first+indices.second+1, 0); }
+	const ex evaluate(const symbol &x, const unsigned grad) const override;
 private:
 };
 
@@ -183,9 +184,9 @@ const ex Gamma::evaluate(const symbol &x, const unsigned grad) const
 class Vacuum : public vertex {
 public:
 	Vacuum(ijpair ij = ijpair(0,0)) : vertex(ij) { }
-	vertex* copy() const { return new Vacuum(*this); }
-	ijpair get_increment() const { return ijpair(0, indices.first+indices.second+1); }
-	const ex evaluate(const symbol &x, const unsigned grad) const;
+	vertex* copy() const override { return new Vacuum(*this); }
+	ijpair get_increment() const override { return ijpair(0, indices.first+indices.second+1); }
+	const ex evaluate(const symbol &x, const unsigned grad) const override;
 private:
 };
 
@@ -449,7 +450,7 @@ static const node tree6(unsigned cuts=0)
 static unsigned test_tree(const node tree_generator(unsigned))
 {
 	const int edges = tree_generator(0).total_edges();
-   	const int vertices = edges+1;
+	const int vertices = edges+1;
 	
 	// fill a vector of all possible 2^edges combinations of cuts...
 	vector<node> counter;