Reworded operations modules descriptions
## Core Java Arrays - Advanced Operations
-This module contains articles about advanced operations on arrays in Java
-
-Advanced operations would be much logic or interactions with other arrays, such as:
-
-- Sum, average of elements
-- Intersections
-- ...
+This module contains articles about advanced operations on arrays in Java. They assume some background knowledge with arrays in Java.
### Relevant Articles:
- [How to Copy an Array in Java](https://www.baeldung.com/java-array-copy)
- [Arrays.deepEquals](https://www.baeldung.com/java-arrays-deepequals)
- [Find Sum and Average in a Java Array](https://www.baeldung.com/java-array-sum-average)
- [Intersection Between two Integer Arrays](https://www.baeldung.com/java-array-intersection)
-- [[More basic operations-->]](/core-java-modules/core-java-operations-basic)
