1 files changed, 10 insertions, 0 deletions
diff --git a/Downgrading a mutable reference.md b/Downgrading a mutable reference.md
new file mode 100644
index 0000000..e1e61a2
--- /dev/null
+++ b/Downgrading a mutable reference.md
@@ -0,0 +1,10 @@
+[[Creating a reference to a variable is called borrowing]]
+
+---
+
+It can be done:
+```rust
+let x: i32 = 1; <- R - O
+let y: &mut x;  <- R W O
+let z: &*y;     <- R - O
+```
+\ No newline at end of file