the.com/graphs
reality, redrawn as dots and lines so you can finally see who's using whom.
means a graph is a structure of nodes connected by edges, used to model any system where things relate to other things.
from from greek graphein, to write or draw; formalized by euler in 1736 when he solved the seven bridges of konigsberg by refusing to walk them.
euler's trickturned bridges into dots, walking into math
the internetis just one enormous graph you're stuck in
treesare graphs that promised not to loop
np-hardsome graph questions outlive the universe unsolved