doc lu link

Author: Conor

docs/benchmarks/benchmarks/lu.md

@@ -4,7 +4,8 @@ icon: lucide/table-cells-split
 
 # LU
 
-The LU benchmark computes an in-place block LU decomposition:
+The LU benchmark computes an in-place block [LU
+decomposition](https://en.wikipedia.org/wiki/LU_decomposition):
 
 \[
 A = LU