CLAS physics database search results Measurement E213M413 E1-6, 2025 R.W. Gothe, A. Trivedi 2001 M(pi+,pi-) dsigma/dM(pip pim) Stat. error Syst. error Total error GeV mcb/GeV mcb/GeV mcb/GeV mcb/GeV 0.286554 0.2945 0.0245 0.2078 2.0351 0.301382 1.7104 0.0794 1.1338 2.3684 0.31621 2.3606 0.0963 1.5342 1.8857 0.331037 3.0898 0.203 1.7965 1.8079 0.345865 4.2372 0.2561 2.2002 2.2151 0.360693 4.849 0.3328 2.4091 2.432 0.37552 6.0217 0.3943 2.6909 2.7197 0.390348 8.5704 0.551 3.3763 3.421 0.405176 9.7608 0.6197 3.7163 3.7677 0.420003 11.1814 0.7346 3.9358 4.0038 0.434831 11.0258 0.8942 3.8485 3.951 0.449659 10.6198 0.7097 3.4643 3.5363 0.464486 6.4797 0.4961 2.2719 2.3255 0.479314 0.425 0.0328 0.275 0.277