Baltimore Ravens' John Urschel Publishes Complex Math Paper, Says He Loves Football Too Much To Retire

Baltimore Ravens offensive lineman John Urschel, 23, isn't giving up football anytime soon even though one of his passions, mathematics, largely depends on the health of his brain. Urschel recently co-wrote a paper in the Journal of Computational Mathematics. The essay is called "A Cascadic Multigrid Algorithm for Computing the Fiedler Vector of Graph Laplacians."