Correct link to text

The link to the work of Beck and Schmidt was dead, have updated it
joaquimg · Aug 30, 2023 · 9a0b9ba · 9a0b9ba
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commit 9a0b9ba
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/docs/src/background.md b/docs/src/background.md
@@ -2,9 +2,9 @@
 
 Bilevel optimization is a vast discipline with a long (50+ years) history.
 We will not attempt to present a bilevel optimization introduction here.
-Instead, we point the reader to the excelent text:
+Instead, we point the reader to the excellent text:
 
-[A Gentle and Incomplete Introduction to Bilevel Optimization](https://optimization-online.org/wp-content/uploads/2021/06/8450-1.pdf)
+[A Gentle and Incomplete Introduction to Bilevel Optimization](https://optimization-online.org/wp-content/uploads/2021/06/bilevel-optimization.pdf)
 
 by Yasmine Beck and Martin Schmidt.
 
@@ -55,4 +55,4 @@ For more information see our paper:
 }
 ```
 
-Here is the [pdf](https://arxiv.org/pdf/2205.02307.pdf).
+Here is the [pdf](https://arxiv.org/pdf/2205.02307.pdf).