vault backup: 2025-03-03 10:11:24

.obsidian/workspace.json

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@@ -220,6 +220,8 @@
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Concurrent Systems/notes/Lezione1.md

@@ -164,4 +164,15 @@ unlock(i) :=
 
 ##### MUTEX proof
 Assume p0 and p1 are simultaneously in the CS.
+
 How has p0 entered its CS?
+a) `FLAG[1] = down`, this is possible only with the following interleaving:
+![[Pasted image 20250303100721.png]]
+
+b) `AFTER_YOU = 1`, this is possible only with the following interleaving:
+![[Pasted image 20250303100953.png]]
+
+##### Bounded Bypass proof (with bound = 1)
+If the wait condition is true, then it wins (and waits 0).
+
+Otherwise, i