"关于代数学的" can be translated as "regarding/concerning algebra" or "on the subject of algebra" in English.
Here are a few example sentences to illustrate its usage:
1、 I'm interested in learning more regarding algebra.
（我对了解更多关于代数学的内容感兴趣。）
2、 This book provides a comprehensive introduction concerning algebra.
（这本书提供了关于代数学的全面介绍。）
3、 We'll be discussing some advanced topics on the subject of algebra next week.
（下周我们将讨论一些关于代数学的高级话题。）