Is it cowardly to remove an ex ltr off all social media after a breakup?

I hardly think about her because I'm out spinning plates with several other women, but occasionally I'll come across a snapchat or something like that of my ltr doing random things. When I see them I want to delete her because "out of sight out of mind". Is this cowardly? Even though I'm with other women, I find that I do kinda miss her sometimes. But only when I see her