When it is necessary to emphasize one particular coordinate, we write ......
The probability that any particular edge is a bond is $2p$.
Rather than discuss this in full generality, let us look at a particular situation of this kind.
Here the constants of proportionality depend on the particular curve being considered.
One might hope that in the particular case of the GL energy, this could be established, but we do not see an easy path to such a conclusion.
In particular, $E$ contains a copy of $l_1$.
So we must in particular show that sets like this are not added.