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• 17:06, 19 January 2024 Ros talk contribs moved page File:TD2 Solutions.pdf to File:XYZ.pdf
• 18:33, 15 January 2024 Ros talk contribs uploaded a new version of File:TD2 Solutions.pdf
• 16:49, 15 January 2024 Ros talk contribs uploaded File:Correlation Function.png
• 16:49, 15 January 2024 Ros talk contribs created page File:Correlation Function.png
• 16:12, 15 January 2024 Ros talk contribs uploaded File:Activated Jump.png
• 16:12, 15 January 2024 Ros talk contribs created page File:Activated Jump.png
• 18:45, 14 January 2024 Ros talk contribs created page T-9 (Created page with "<strong>Goal:</strong> recap main ideas of the course, discuss together the questions raised in the Slack. <br>")
• 18:33, 14 January 2024 Ros talk contribs created page T-8 (Created page with "the directed polymer treatment: KPP (es 1) es 2: The connection to directed polymer: linearisation and stability. Glassiness vs localization")
• 23:49, 12 January 2024 Ros talk contribs created page T-7 (Created page with " - model on the be the lattice - self energy -criterion for localization - links to ergo breaking")
• 22:45, 12 January 2024 Ros talk contribs uploaded File:TD6 solutions.pdf
• 22:45, 12 January 2024 Ros talk contribs created page File:TD6 solutions.pdf
• 22:21, 12 January 2024 Ros talk contribs created page File:Trap.png
• 22:21, 12 January 2024 Ros talk contribs uploaded File:Trap.png
• 23:03, 10 January 2024 Ros talk contribs created page T-6 (Created page with "<strong>Goal: </strong> <br> <strong>Key concepts: </strong> gradient descent, rugged landscapes, metastable states, Hessian matrices, random matrix theory, landscape’s complexity. === Langevin, Activation ===")
• 16:48, 5 January 2024 Ros talk contribs uploaded File:TD4 Solutions.pdf
• 16:48, 5 January 2024 Ros talk contribs created page File:TD4 Solutions.pdf
• 16:35, 5 January 2024 Ros talk contribs uploaded File:Homeworks2.pdf
• 16:35, 5 January 2024 Ros talk contribs created page File:Homeworks2.pdf
• 16:34, 5 January 2024 Ros talk contribs uploaded File:Homeworks1.pdf
• 16:34, 5 January 2024 Ros talk contribs created page File:Homeworks1.pdf
• 16:23, 5 January 2024 Ros talk contribs uploaded File:Parisi - OrderParameter.pdf
• 16:23, 5 January 2024 Ros talk contribs created page File:Parisi - OrderParameter.pdf
• 15:37, 5 January 2024 Ros talk contribs created page File:TD5 Solutions.pdf
• 15:37, 5 January 2024 Ros talk contribs uploaded File:TD5 Solutions.pdf
• 15:34, 5 January 2024 Ros talk contribs created page File:TD3 Solutions.pdf
• 15:34, 5 January 2024 Ros talk contribs uploaded File:TD3 Solutions.pdf
• 15:29, 5 January 2024 Ros talk contribs created page File:TD2 Solutions.pdf
• 15:29, 5 January 2024 Ros talk contribs uploaded File:TD2 Solutions.pdf
• 14:38, 5 January 2024 Ros talk contribs created page File:TD1 - REM - Solutions.pdf
• 14:38, 5 January 2024 Ros talk contribs uploaded File:TD1 - REM - Solutions.pdf
• 14:13, 5 January 2024 Ros talk contribs created page File:Landscapes-GDD.png
• 14:13, 5 January 2024 Ros talk contribs uploaded File:Landscapes-GDD.png
• 18:50, 4 January 2024 Ros talk contribs uploaded a new version of File:Entropy REM.png
• 00:35, 29 December 2023 Ros talk contribs created page T-5 (Created page with "<strong>Goal: </strong> So far we have discussed the equilibrium properties of disordered systems, that are encoded in their partition function and free energy. In this set of problems, we characterize the energy landscape of a prototypical model, the spherical <math>p<math/>-spin. <br> <strong>Key concepts: </strong> metastable states,")
• 15:34, 28 December 2023 Ros talk contribs uploaded File:Bethe 1RSB.png
• 15:34, 28 December 2023 Ros talk contribs created page File:Bethe 1RSB.png
• 15:34, 28 December 2023 Ros talk contribs uploaded File:Bethe.png
• 15:34, 28 December 2023 Ros talk contribs created page File:Bethe.png
• 21:10, 26 December 2023 Ros talk contribs uploaded File:Entropy REM.png
• 21:10, 26 December 2023 Ros talk contribs created page File:Entropy REM.png
• 16:40, 26 December 2023 Ros talk contribs uploaded File:Suscept-experiment.png
• 16:40, 26 December 2023 Ros talk contribs created page File:Suscept-experiment.png
• 23:59, 22 December 2023 Ros talk contribs created page T-4 (Created page with "1) full RSB 2) susceptibilities")
• 13:35, 22 December 2023 Ros talk contribs created page T-3 (Created page with "<strong>Goal of these problems: </strong> In this set of problems, we compute the free energy of the spherical <math>p</math>-spin model in the Replica Symmetric (RS) framework, and in the 1-step Replica Symmetry Broken (1-RSB) framework. <br> <strong>Key concepts: </strong> === The order parameters: overlaps, and their meaning === In the lectures, we have introduced the Edwards-Anderson order parameter <center> <math> q_{EA}=\frac{1}{N}\sum_i \overline{\langle...")
• 12:28, 19 December 2023 Ros talk contribs created page Homework (Created page with " === Homework: freezing as a localization/condensation transition === In this final exercise, we show how the freezing transition can be understood in terms of extreme valued statistics (discussed in the lecture) and localization. We consider the energies of the configurations and define <math> E_\alpha= - N \sqrt{\log 2} + \delta E_\alpha </math>, so that <center><math> {Z} = e^{ \beta N \sqrt{\log 2} }\sum_{\alpha=1}^{2^N} e^{-\beta \delta E_\alpha}= e^{ \beta N \sqrt...")
• 12:21, 19 December 2023 Ros talk contribs created page T-II-3 (Created page with "=== Problem 3: the RS (Replica Symmetric) calculation=== <!-- Remember however that to get the free energy, we are interested in the limit <math>n \to 0</math>. A standard way to proceed is: (i) make an ansatz on the structure of the matrix Q, (ii) compute <math>\mathcal{A}[Q]</math> within this ansatz and expand <math>\mathcal{A}[Q]= n\mathcal{A}_0 + O(n^2)</math>, (iii) perform the saddle-point calculation on <math>\mathcal{A}_0</math>. --> Let us consider the simple...")
• 16:58, 6 December 2023 Ros talk contribs created page T-2 (Created page with "In this set of problems, we use the replica method to study the equilibrium properties of a prototypical toy model of glasses, the spherical <math>p</math>-spin model. === Problem 1: the energy landscape of the REM === In this exercise we study the number <math> \mathcal{N}(E)dE </math> of configurations having energy <math> E_\alpha \in [E, E+dE] </math>. This quantity is a random variable. For large <math> N </math>, we will show that its <em> typical value </em>...")
• 16:59, 24 November 2023 Ros talk contribs created page T-I (Created page with "=== The landscape === To characterize the energy landscape of the REM, we can determine the number <math> \mathcal{N}(E)dE </math> of configurations having energy <math> E_\alpha \in [E, E+dE] </math>. This quantity is a random variable. For large <math> N </math>, its typical value is given by <center><math> \mathcal{N}(E) = e^{N \Sigma\left( \frac{E}{N}\right) + o(N)}, \quad \quad \Sigma(\epsilon) = \begin{cases} \log 2- \epsilon^2 \quad &\text{ if } |\epsilon| \...")
• 13:12, 30 October 2023 Ros talk contribs created page L-1 (Created page with "djdjjnr")
• 13:11, 30 October 2023 Ros talk contribs created page T-I-1 (Created page with "Ciao")