Fig. 2. Contributions from instanton to the left hand side of the QCD sum rule Eq. (17). Solid line corresponds to the contribution from 2βαΠ^0,1INS and the long(short) dashed line to α2Π^1,1INS(β2Π^0,0INS).

New Phys.: Sae Mulli 2022;72:887~892 https://doi.org/10.3938/NPSM.72.887

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