graph/network: add heat diffusion propagation functions
MODIFY
graph/network/network_test.go
graph/network/network_test.go
@@ -16,6 +16,21 @@ const (
I
J
K
+ L
+ M
+ N
+ O
+ P
+ Q
+ R
+ S
+ T
+ U
+ V
+ W
+ X
+ Y
+ Z
)
// set is an integer set.

graph/network: add heat diffusion propagation functions