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@@ -6,6 +6,7 @@
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@@ -13,14 +14,21 @@
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+              "title": "6a - Alternatives to Atomicity"
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@@ -95,7 +102,8 @@
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diff --git a/Concurrent Systems/notes/6a - Alternatives to Atomicity.md b/Concurrent Systems/notes/6a - Alternatives to Atomicity.md
new file mode 100644
index 0000000..efb046c
--- /dev/null
+++ b/Concurrent Systems/notes/6a - Alternatives to Atomicity.md	
@@ -0,0 +1,8 @@
+Let us define $op ->_{proc} op'$ to hold whenever there exists a process p that issues both operations with `res[op]` happening before `inv[op']`.
+
+**Def:** a complete history is sequentially consistent if there exists a sequential history $𝑆$ s.t.
+![[Pasted image 20250324082534.png]]
+
+![[Pasted image 20250324082545.png]]
+
+The problem with sequential consistency is that it
\ No newline at end of file
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