Fix some apparent typos and misindentations 2.

[ginac.git] / ginac / clifford.cpp

diff --git a/ginac/clifford.cpp b/ginac/clifford.cpp
index a66c835583de98b1c93d495707923997f99b7b04..1e93767d541881a5e6a7b74c81d43ba30249df25 100644 (file)
--- a/ginac/clifford.cpp
+++ b/ginac/clifford.cpp
@@ -208,7 +208,7 @@ ex & clifford::let_op(size_t i)
         GINAC_ASSERT(i<nops());
 
        static ex rl = numeric(representation_label);
-        ensure_if_modifiable();
+       ensure_if_modifiable();
        if (nops()-i == 1)
                return rl;
        else 
@@ -923,7 +923,7 @@ ex dirac_trace(const ex & e, const std::set<unsigned char> & rls, const ex & trO
                                return trONE * I * (lorentz_eps(ex_to<idx>(i1).replace_dim(_ex4), ex_to<idx>(i2).replace_dim(_ex4), ex_to<idx>(i3).replace_dim(_ex4), ex_to<idx>(i4).replace_dim(_ex4)) * b1 * b2 * b3 * b4).simplify_indexed();
                        }
 
-                       // Tr gamma5 S_2k =
+                       // Tr gamma5 S_2k =
                        //   I/4! * epsilon0123.mu1.mu2.mu3.mu4 * Tr gamma.mu1 gamma.mu2 gamma.mu3 gamma.mu4 S_2k
                        // (the epsilon is always 4-dimensional)
                        exvector ix(num-1), bv(num-1);
@@ -1195,7 +1195,7 @@ ex lst_to_clifford(const ex & v, const ex & e) {
                                                return v.op(0) * dirac_ONE(ex_to<clifford>(e).get_representation_label()) + indexed(sub_matrix(ex_to<matrix>(v), 0, 1, 1, dim), mu_toggle) * e;
                                        else 
                                                return v.op(0) * dirac_ONE(ex_to<clifford>(e).get_representation_label()) + indexed(sub_matrix(ex_to<matrix>(v), 1, dim, 0, 1), mu_toggle) * e;
-                               } else
+                               } else
                                        throw(std::invalid_argument("lst_to_clifford(): dimensions of vector and clifford unit mismatch"));
                        } else
                                throw(std::invalid_argument("lst_to_clifford(): first argument should be a vector (nx1 or 1xn matrix)"));
@@ -1211,7 +1211,7 @@ ex lst_to_clifford(const ex & v, const ex & e) {
        } else
                throw(std::invalid_argument("lst_to_clifford(): the second argument should be a Clifford unit"));
 }
- 
+
 /** Auxiliary structure to define a function for striping one Clifford unit
  * from vectors. Used in  clifford_to_lst(). */
 static ex get_clifford_comp(const ex & e, const ex & c)