     [1mSparsity Pattern[22m    
     [90m┌─────┐[39m    
   [90m1[39m [90m│[39m[0m⠀[0m⠀[0m⠀[0m⠀[0m⠀[90m│[39m [31m> 0[39m
   [90m0[39m [90m│[39m[0m⠀[0m⠀[0m⠀[0m⠀[0m⠀[90m│[39m [34m< 0[39m
     [90m└─────┘[39m    
     ⠀[90m1[39m⠀⠀⠀[90m0[39m⠀    
     ⠀[0mnz = 0    