Add paper link (#2)

- Add paper link (ec68a869431317bbdeb624d65cdad955c066e6d4)


Co-authored-by: Adina Yakefu <AdinaY@users.noreply.huggingface.co>

README.md

@@ -1,4 +1,5 @@
 ---
+Paper: arxiv.org/abs/2406.16772
 license: cc-by-nc-sa-4.0
 dataset_info:
 - config_name: Math