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@@ -9,14 +9,13 @@ Have a look at the project ideas below for further inspiration.
 
 
 
-## 2021
+## open
+- [Variational Bethe Ansatz](https://jscaux.org/git/jscaux/MSc_Project_Ideas/wiki/Variational-Bethe-Ansatz)
 - [Machine learning for ABACUS](https://jscaux.org/git/jscaux/MSc_Project_Ideas/wiki/Machine-Learning-for-ABACUS)
 - [Inhomogeneous spin chains: Bethe equations solver](https://jscaux.org/git/jscaux/MSc_Project_Ideas/wiki/Inhomogeneous-Spin-Chains-Bethe-Equations-Solver-)
-- [Quantifying integrability: Heisenberg versus Haldane-Shastry](https://jscaux.org/git/jscaux/MSc_Project_Ideas/wiki/Heisenberg-versus-Haldane-Shastry)
 
 
-## 2019
+
+## past (or passed on)
 - [Partial overlaps of many-body wavefunctions](https://jscaux.org/git/jscaux/MSc_Project_Ideas/wiki/Partial-Overlaps-of-Many-Body-Wavefunctions)
-- [Machine learning for ABACUS](https://jscaux.org/git/jscaux/MSc_Project_Ideas/wiki/Machine-Learning-for-ABACUS)
-- [Inhomogeneous spin chains: Bethe equations solver](https://jscaux.org/git/jscaux/MSc_Project_Ideas/wiki/Inhomogeneous-Spin-Chains-Bethe-Equations-Solver-)
 - [Quantifying integrability: Heisenberg versus Haldane-Shastry](https://jscaux.org/git/jscaux/MSc_Project_Ideas/wiki/Heisenberg-versus-Haldane-Shastry)
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