FYS4411

Computational Physics II: Quantum Mechanical Systems

Project 1: Variational Monte Carlo on bosons, see https://github.com/fridafu/FYS4411

Project 2: The restricted Boltzmann machine applied to the quantum many body problem

• a) Calculate local energy and gradients
• b) Initial code
  • Bruteforce for one and two particles
  • Gradient descent
• c) Importance sampling
  • Structure of code
  • Implement gradient descent
  • Get results
• d) Statistical analysis using blocking
• e) From Metropolis to Gibbs sampling with "new" wavefunction
• f) Gibbs sampling
  • structure of code
  • Implement gradient descent
  • Do all the runs!
• g) Interaction
  • Include interaction
  • Experiment with learning rate
  • Experiment with number of hidden values