Tadpole diagram
= Tadpole diagram
A <tadpole diagram> contains an internal line that begins and ends at the same <interaction vertex>. In a scalar theory it commonly gives a momentum-independent correction to a <mass> or lower-order coupling.
= Tadpole diagram
A <tadpole diagram> contains an internal line that begins and ends at the same <interaction vertex>. In a scalar theory it commonly gives a momentum-independent correction to a <mass> or lower-order coupling.