From: Christian Bauer Date: Thu, 18 Jul 2002 21:57:29 +0000 (+0000) Subject: physical momenta are 4-dimensional (just to prove that we can do this now :-) X-Git-Tag: release_1-0-10~4 X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=commitdiff_plain;h=2c3ef3ce66bd2223c756d0fa90fc9f2f188c053d physical momenta are 4-dimensional (just to prove that we can do this now :-) --- diff --git a/check/exam_clifford.cpp b/check/exam_clifford.cpp index 73aa132b..71f49dba 100644 --- a/check/exam_clifford.cpp +++ b/check/exam_clifford.cpp @@ -160,15 +160,15 @@ static unsigned clifford_check3(void) // one-loop vacuum polarization in QED e = dirac_gamma(mu) * - (dirac_slash(l, dim) + dirac_slash(q, dim) + m * dirac_ONE()) * + (dirac_slash(l, dim) + dirac_slash(q, 4) + m * dirac_ONE()) * dirac_gamma(mu.toggle_variance()) * (dirac_slash(l, dim) + m * dirac_ONE()); e = dirac_trace(e).simplify_indexed(sp); result += check_equal(e, 4*((2-dim)*l*l + (2-dim)*ldotq + dim*m*m).expand()); - e = dirac_slash(q, dim) * - (dirac_slash(l, dim) + dirac_slash(q, dim) + m * dirac_ONE()) * - dirac_slash(q, dim) * + e = dirac_slash(q, 4) * + (dirac_slash(l, dim) + dirac_slash(q, 4) + m * dirac_ONE()) * + dirac_slash(q, 4) * (dirac_slash(l, dim) + m * dirac_ONE()); e = dirac_trace(e).simplify_indexed(sp); result += check_equal(e, 4*(2*ldotq*ldotq + q*q*ldotq - q*q*l*l + q*q*m*m).expand());