Available processes and `which_piece`

When running McMule, we recommend using the following which_piece

Table 6 `which_piece` to use for different physics processes
Process	Order	\(n\)-particle	\((n+1)\)-particle	\((n+2)\)-particle
\(\mu\to e\nu\bar\nu\)	LO	`m2enn0`
	NLO	`m2ennF`	`m2ennR`
	NNLO	`m2ennFF`, `m2ennNF`	`m2ennRF`	`m2ennRR`
\(\mu\to e\nu\bar\nu \gamma\)	LO	`m2enng0`
\(\mu\to e\nu\bar\nu \gamma\)	NLO	`m2enngF`	`m2enngR`
\(\mu\to e\nu\bar\nu ee\)	LO	`m2ennee0`
\(\mu\to e\nu\bar\nu ee\)	NLO	`m2enneeV`, `m2enneeC`, `m2enneeA`,	`m2enneeR`
\(\mu\to eJ\)	LO	`m2ej0`
\(\mu\to eJ\)	NLO	`m2ejF`	`m2ejR`
\(\mu\to eJ\gamma\)	LO	`m2ejg0`
\(e\mu \to e\mu\)	LO	`em2em0`
	NLO	`em2emFEE`, `em2emFEM`, `em2emFMM`, `em2emA`	`em2emREE15`, `em2emREE35`, `em2emREM`, `em2emRMM`
	el. NNLO	`em2emFFEEEE`, `em2emAA`, `em2emAFEE`, `em2emNFEE`	`em2emRFEEEE15`, `em2emRFEEEE35`, `em2emRFEEEEco`, `em2emAREE15`, `em2emAREE35`	`em2emRREEEE1516`, `em2emRREEEE3536`, `em2emRREEEEc`
	full NNLO	`em2emFFMIXDz`, `em2emFFMMMM`, `em2emAFEM`, `em2emAFMM`, `em2emNFEM`, `em2emNFMM`	`em2emRFMIXD15`, `em2emRFMIXD35`, `em2emRFMIXDco`, `em2emRFMMMM`, `em2emAREM`, `em2emARMM`	`em2emRRMIXD1516`, `em2emRRMIXD3536`, `em2emRRMIXDc`, `em2emRRMMMM`
\(\mu p\to \mu p\)	LO	`mp2mp0`
	NLO	`mp2mpF`, `mp2mpA`	`mp2mpR15`, `mp2mpR35`
	NNLO	`mp2mpFF`, `mp2mpAA`, `mp2mpAF`, `mp2mpNF`	`mp2mpRF15`, `mp2mpRF35`, `mp2mpRFco`, `mp2mpAR15`, `mp2mpAR35`	`mp2mpRR1516`, `mp2mpRR3536`, `mp2mpRRco`
\(ee\to\mu\mu\)	LO	`ee2mm0`
	NLO	`ee2mmF`, `ee2mmA`	`ee2mmR`
	el. NNLO	`ee2mmFFEEEE`, `ee2mmAA`, `ee2mmAFEE`, `ee2mmNFEE`	`ee2mmRFEEEE`, `ee2mmAREE`	`ee2mmRREEEE`,
	LO	`eeZmm0`
	EW NLO	`eeZmmFX`, `eeZmmAX`	`eeZmmRX`
\(e^-e^- \to e^-e^-\)	LO	`ee2ee0`
	NLO	`ee2eeF`, `ee2eeA`	`ee2eeR125`, `ee2eeR345`
	NNLO	`ee2eeFF`, `ee2eeAF`, `ee2eeAA`, `ee2eeNF`	`ee2eeRF125`, `ee2eeRF345`, `ee2eeAF125`, `ee2eeAR135`	`ee2eeRR15162526`, `ee2eeRR35364546`
\(e^-e^+ \to e^-e^+\)	LO	`eb2eb0`
	NLO	`eb2ebF`, `eb2ebA`	`eb2ebR125`, `eb2ebR35`, `eb2ebR45`
	NNLO	`eb2ebFF`, `eb2ebAF`, `eb2ebAA`, `eb2ebNF`	`eb2ebRF125`, `eb2ebRF35`, `eb2ebRF45`, `eb2ebAR125`, `eb2ebAR35`, `eb2ebAR45`	`eb2ebRR15162526`, `eb2ebRR3536`, `eb2ebRR4546`

We also show a list of all available which_piece in Figure 6.

graph LR McMule --> mudec["process group <code>mudec</code>"] mudec --> m2enn["generic process <code>m2enn</code>: μ#8594;ν#773;ν e, τ#8594;ν#773;ν e, τ#8594;ν#773;νμ"] m2enn --> m2enn0["generic piece <code>m2enn0</code>"] m2enn --> m2ennF["generic piece <code>m2ennF</code>"] m2enn --> m2ennR["generic piece <code>m2ennR</code>"] m2enn --> m2ennFF["generic piece <code>m2ennFF</code>"] m2enn --> m2ennRF["generic piece <code>m2ennRF</code>"] m2enn --> m2ennRR["generic piece <code>m2ennRR</code>"] mudec --> m2enng["generic process <code>m2enng</code>: μ#8594;ν#773;ν eγ, τ#8594;ν#773;ν eγ, τ#8594;ν#773;ν μγ"] m2enng --> m2enng0["generic piece <code>m2enng0</code>"] m2enng --> m2enngV["generic piece <code>m2enngV</code>"] m2enng --> m2enngC["generic piece <code>m2enngC</code>"] m2enng --> m2enngR["generic piece <code>m2enngR</code>"] mudec --> m2ej["generic process <code>m2ej</code>: μ#8594; eJ, ..."] m2ej --> m2ej0["generic piece <code>m2ej0</code>"] m2ej --> m2ejF["generic piece <code>m2ejF</code>"] m2ej --> m2ejR["generic piece <code>m2ejR</code>"] mudec --> m2ejg["generic process <code>m2ejg</code>: μ#8594; eJγ, ..."] m2ejg --> m2ejg0["generic piece <code>m2ejg0</code>"] McMule --> mudecrare["process group <code>mudecrare</code>"] mudecrare --> m2ennee["generic process <code>m2ennee</code>: μ#8594;ν#773;ν eee, τ#8594;ν#773;ν eee, τ#8594;ν#773;ν μμμ"] m2ennee --> m2ennee0["generic piece <code>m2ennee0</code>"] m2ennee --> m2enneeV["generic piece <code>m2enneeV</code>"] m2ennee --> m2enneeC["generic piece <code>m2enneeC</code>"] m2ennee --> m2enneeR["generic piece <code>m2enneeR</code>"] m2ennee --> m2enneeA["generic piece <code>m2enneeA</code>"] mudecrare --> t2mnnee["generic process <code>t2mnnee</code>: τ#8594;ν#773;ν μ ee, τ#8594;ν#773;νμμ e"] t2mnnee --> t2mnnee0["generic piece <code>t2mnnee0</code>"] t2mnnee --> t2mnneeV["generic piece <code>t2mnneeV</code>"] t2mnnee --> t2mnneeC["generic piece <code>t2mnneeC</code>"] t2mnnee --> t2mnneeR["generic piece <code>t2mnneeR</code>"] t2mnnee --> t2mnneeA["generic piece <code>t2mnneeA</code>"] McMule --> mue["process group <code>mue</code>"] mue --> em2em["generic process <code>em2em</code>: μ e#8594;μ e"] em2em --> em2em0["generic piece <code>em2em0</code>"] em2em --> em2emV["generic piece <code>em2emV</code>"] em2em --> em2emC["generic piece <code>em2emC</code>"] em2em --> em2emFEE["generic piece <code>em2emFEE</code>"] em2em --> em2emREE["generic piece <code>em2emREE</code>"] em2emREE --> em2emREE15["partition <code>em2emREE15</code>"] em2emREE --> em2emREE35["partition <code>em2emREE35</code>"] em2emREE --> em2emREEco["partition <code>em2emREEco</code>"] em2em --> em2emFEM["generic piece <code>em2emFEM</code>"] em2em --> em2emREM["generic piece <code>em2emREM</code>"] em2em --> em2emFMM["generic piece <code>em2emFMM</code>"] em2em --> em2emRMM["generic piece <code>em2emRMM</code>"] em2em --> em2emRFEM["generic piece <code>em2emRFEM</code>"] em2em --> em2emREM["generic piece <code>em2emREM</code>"] em2em --> em2emFFEEEE["generic piece <code>em2emFFEEEE</code>"] em2em --> em2emRFEEEE["generic piece <code>em2emRFEEEE</code>"] em2emRFEEEE --> em2emRFEEEE15["partition <code>em2emRFEEEE15</code>"] em2emRFEEEE --> em2emRFEEEE35["partition <code>em2emRFEEEE35</code>"] em2emRFEEEE --> em2emRFEEEEco["partition <code>em2emRFEEEEco</code>"] em2em --> em2emRREEEE["generic piece <code>em2emRREEEE</code>"] em2emRREEEE --> em2emRREEEE1516["partition <code>em2emRREEEE1516</code>"] em2emRREEEE --> em2emRREEEE3536["partition <code>em2emRREEEE3536</code>"] em2emRREEEE --> em2emRREEEEc["partition <code>em2emRREEEEc</code>"] em2em --> em2emA["generic piece <code>em2emA</code>"] em2em --> em2emAA["generic piece <code>em2emAA</code>"] em2em --> em2emAFEE["generic piece <code>em2emAFEE</code>"] em2em --> em2emAREE["generic piece <code>em2emAREE</code>"] em2emAREE --> em2emAREE15["partition <code>em2emAREE15</code>"] em2emAREE --> em2emAREE35["partition <code>em2emAREE35</code>"] em2em --> em2emNFEE["generic piece <code>em2emNFEE</code>"] mue --> mp2mp["generic process <code>mp2mp</code>: μ p#8594;μ p, ep#8594; ep"] mp2mp --> mp2mp0["generic piece <code>mp2mp0</code>"] mp2mp --> mp2mpF["generic piece <code>mp2mpF</code>"] mp2mp --> mp2mpR["generic piece <code>mp2mpR</code>"] mp2mpR --> mp2mpR15["partition <code>mp2mpR15</code>"] mp2mpR --> mp2mpR35["partition <code>mp2mpR35</code>"] mp2mpR --> mp2mpRco["partition <code>mp2mpRco</code>"] mp2mp --> mp2mpFF["generic piece <code>mp2mpFF</code>"] mp2mp --> mp2mpRF["generic piece <code>mp2mpRF</code>"] mp2mpRF --> mp2mpRF15["partition <code>mp2mpRF15</code>"] mp2mpRF --> mp2mpRF35["partition <code>mp2mpRF35</code>"] mp2mpRF --> mp2mpRFco["partition <code>mp2mpRFco</code>"] mp2mp --> mp2mpRR["generic piece <code>mp2mpRR</code>"] mp2mpRR --> mp2mpRR1516["partition <code>mp2mpRR1516</code>"] mp2mpRR --> mp2mpRR3536["partition <code>mp2mpRR3536</code>"] mp2mpRR --> mp2mpRRc["partition <code>mp2mpRRc</code>"] mp2mp --> mp2mpA["generic piece <code>mp2mpA</code>"] mp2mp --> mp2mpAA["generic piece <code>mp2mpAA</code>"] mp2mp --> mp2mpAF["generic piece <code>mp2mpAF</code>"] mp2mp --> mp2mpAR["generic piece <code>mp2mpAR</code>"] mp2mpAR --> mp2mpAR15["partition <code>mp2mpAR15</code>"] mp2mpAR --> mp2mpAR35["partition <code>mp2mpAR35</code>"] mp2mp --> mp2mpNF["generic piece <code>mp2mpNF</code>"] McMule --> ee["process group <code>ee</code>"] ee --> ee2ee["generic process <code>ee2ee</code>: e#8315; e#8315;#8594; e#8315; e#8315;"] ee2ee --> ee2ee0["generic piece <code>ee2ee0</code>"] ee2ee --> ee2eeA["generic piece <code>ee2eeA</code>"] ee2ee --> ee2eeF["generic piece <code>ee2eeF</code>"] ee2ee --> ee2eeR["generic piece <code>ee2eeR</code>"] ee2eeR --> ee2eeR125["partition <code>ee2eeR125</code>"] ee2eeR --> ee2eeR345["partition <code>ee2eeR345</code>"] ee2eeR --> ee2eeR35["partition <code>ee2eeR35</code>"] ee2eeR --> ee2eeR45["partition <code>ee2eeR45</code>"] ee2eeR --> ee2eeR35co["partition <code>ee2eeR35co</code>"] ee2eeR --> ee2eeR45co["partition <code>ee2eeR45co</code>"] ee2ee --> ee2eeFF["generic piece <code>ee2eeFF</code>"] ee2ee --> ee2eeRF["generic piece <code>ee2eeRF</code>"] ee2eeRF --> ee2eeRF125["partition <code>ee2eeRF125</code>"] ee2eeRF --> ee2eeRF345["partition <code>ee2eeRF345</code>"] ee2eeRF --> ee2eeRF35["partition <code>ee2eeRF35</code>"] ee2eeRF --> ee2eeRF45["partition <code>ee2eeRF45</code>"] ee2eeRF --> ee2eeRF35co["partition <code>ee2eeRF35co</code>"] ee2eeRF --> ee2eeRF45co["partition <code>ee2eeRF45co</code>"] ee2ee --> ee2eeRR["generic piece <code>ee2eeRR</code>"] ee2eeRR --> ee2eeRR15162526["partition <code>ee2eeRR15162526</code>"] ee2eeRR --> ee2eeRR35364546["partition <code>ee2eeRR35364546</code>"] ee2eeRR --> ee2eeRR35364546c["partition <code>ee2eeRR35364546c</code>"] ee2ee --> ee2eeAA["generic piece <code>ee2eeAA</code>"] ee2ee --> ee2eeAF["generic piece <code>ee2eeAF</code>"] ee2ee --> ee2eeAR["generic piece <code>ee2eeAR</code>"] ee2eeAR --> ee2eeAR125["partition <code>ee2eeAR125</code>"] ee2eeAR --> ee2eeAR345["partition <code>ee2eeAR345</code>"] ee2ee --> ee2eeNF["generic piece <code>ee2eeNF</code>"] ee --> eb2eb["generic process <code>eb2eb</code>: e#8314; e#8315;#8594; e#8314; e#8315;"] eb2eb --> eb2eb0["generic piece <code>eb2eb0</code>"] eb2eb --> eb2ebA["generic piece <code>eb2ebA</code>"] eb2eb --> eb2ebF["generic piece <code>eb2ebF</code>"] eb2eb --> eb2ebR["generic piece <code>eb2ebR</code>"] eb2ebR --> eb2ebR125["partition <code>eb2ebR125</code>"] eb2ebR --> eb2ebR35["partition <code>eb2ebR35</code>"] eb2ebR --> eb2ebR45["partition <code>eb2ebR45</code>"] eb2ebR --> eb2ebR35co["partition <code>eb2ebR35co</code>"] eb2ebR --> eb2ebR45co["partition <code>eb2ebR45co</code>"] eb2eb --> eb2ebFF["generic piece <code>eb2ebFF</code>"] eb2eb --> eb2ebRF["generic piece <code>eb2ebRF</code>"] eb2ebRF --> eb2ebRF125["partition <code>eb2ebRF125</code>"] eb2ebRF --> eb2ebRF35["partition <code>eb2ebRF35</code>"] eb2ebRF --> eb2ebRF45["partition <code>eb2ebRF45</code>"] eb2ebRF --> eb2ebRF35co["partition <code>eb2ebRF35co</code>"] eb2ebRF --> eb2ebRF45co["partition <code>eb2ebRF45co</code>"] eb2eb --> eb2ebRR["generic piece <code>eb2ebRR</code>"] eb2ebRR --> eb2ebRR15162526["partition <code>eb2ebRR15162526</code>"] eb2ebRR --> eb2ebRR3536["partition <code>eb2ebRR3536</code>"] eb2ebRR --> eb2ebRR3536c["partition <code>eb2ebRR3536c</code>"] eb2ebRR --> eb2ebRR4546["partition <code>eb2ebRR4546</code>"] eb2ebRR --> eb2ebRR4546c["partition <code>eb2ebRR4546c</code>"]

Figure 6 The which_piece implemented in McMule

Available processes and which_piece

Available processes and `which_piece`