MetricTensor[] is the metric tensor. The default dimension is 4.
See also: FeynCalcExternal, FCE, FCI, MT, MTD.
![[Graphics:Images/index_gr_1.gif]](Images/index_gr_1.gif){kind=small}
] is the metric tensor. The default dimension is 4.
] is the metric tensor. The default dimension is 4.
![[Graphics:Images/index_gr_2.gif]](Images/index_gr_2.gif)
![[Graphics:Images/index_gr_3.gif]](Images/index_gr_3.gif){kind=small}
![[Graphics:Images/index_gr_4.gif]](Images/index_gr_4.gif)
![[Graphics:Images/index_gr_5.gif]](Images/index_gr_5.gif){kind=small}
![[Graphics:Images/index_gr_6.gif]](Images/index_gr_6.gif)
![[Graphics:Images/index_gr_7.gif]](Images/index_gr_7.gif){kind=small}
![[Graphics:Images/index_gr_8.gif]](Images/index_gr_8.gif)
![[Graphics:Images/index_gr_9.gif]](Images/index_gr_9.gif){kind=small}
![[Graphics:Images/index_gr_10.gif]](Images/index_gr_10.gif)
![[Graphics:Images/index_gr_11.gif]](Images/index_gr_11.gif){kind=small}
![[Graphics:Images/index_gr_12.gif]](Images/index_gr_12.gif)
![[Graphics:Images/index_gr_13.gif]](Images/index_gr_13.gif){kind=small}
![[Graphics:Images/index_gr_14.gif]](Images/index_gr_14.gif)
![[Graphics:Images/index_gr_15.gif]](Images/index_gr_15.gif){kind=small}
![[Graphics:Images/index_gr_16.gif]](Images/index_gr_16.gif)
Map2
Momentum![[Graphics:Images/index_gr_17.gif]](Images/index_gr_17.gif){kind=small}