# Normalized Laplacian with LightGraphs.jl

**URL:** <https://discourse.julialang.org/t/normalized-laplacian-with-lightgraphs-jl/24748>\
**Category:** Graphs\
**Tags:** lightgraphs\
**Created:** [May 29, 2019, 9:08pm UTC](https://discourse.julialang.org/t/normalized-laplacian-with-lightgraphs-jl/24748 "2019-05-29T21:08:00Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![andferrari](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/andferrari/32/7715_2.png) [@andferrari](https://discourse.julialang.org/u/andferrari)\
**Post date:** [May 29, 2019, 9:08pm UTC](https://discourse.julialang.org/t/normalized-laplacian-with-lightgraphs-jl/24748/1 "2019-05-29T21:08:00Z")

</div>

I want to compute the Normalized Laplacian of a graph `g`.  
Is there something more straightforward than?

```julia
adjmat = LightGraphs.LinAlg.CombinatorialAdjacency(adjacency_matrix(g))
Ln = I - Diagonal(adjmat.D.^(-1/2))*(adjmat.A)*Diagonal(adjmat.D.^(-1/2))

```