Symbol in context

$e_{uv}$

This entry links every published equation using this exact notation. Its meaning may change between equations.

Meanings in context

Article-grounded definition

the edge connecting it to neighbour u.

h_v^{(k+1)} = \phi\left(h_v^{(k)}, \bigoplus_{u \in \mathcal{N}(v)} \psi\left(h_v^{(k)}, h_u^{(k)}, e_{uv}\right)\right),

This equation states an equality: the expressions on both sides have the same value under the article’s assumptions.

e_{uv}

the edge connecting it to neighbour u.