Courses from 1000+ universities
$7.2 billion in combined revenue since 2020. $8 billion in lost market value. This merger marks the end of an era in online education.
600 Free Google Certifications
Management & Leadership
Cybersecurity
Digital Marketing
Learn Like a Pro: Science-Based Tools to Become Better at Anything
Uncommon Sense Teaching
Programming for Everybody (Getting Started with Python)
Organize and share your learning with Class Central Lists.
View our Lists Showcase
Explore finite-size effects, revivals, and conservation laws in integrable systems. Gain insights into macro states, thermodynamic entropy, and the string hypothesis for interacting models.
Explore computational approaches to Riemann-Hilbert problems, covering key concepts like Cauchy integrals and analytic functions. Gain insights into this fundamental topic in mathematical physics.
Explore non-smooth dynamical systems, bifurcations, and complex networks. Learn about border collision, switched systems, and applications in engineering and natural phenomena.
Explore dynamical systems, from linear ODEs to nonlinear chaos. Learn about equilibrium points, eigenvalues, attractors, and bifurcations. Gain insights into Lorenz systems, Poincaré maps, and iterative methods.
Explore advanced concepts in de Sitter spacetimes, quantum mechanics, and cosmology. Delve into wave functions, SO(1,4) groups, and the dS/CFT correspondence with expert insights.
Explore advanced concepts in de Sitter spacetimes, including quantum aspects, dS/CFT correspondence, and higher spin theories. Gain insights into cosmological horizons and their unique properties.
Explore de Sitter spacetimes, quantum aspects, and their relation to conformal theories. Delve into Vasiliev theory and compare cosmological and black hole horizons in this advanced physics lecture.
Explore knot polynomials, Chern-Simons theory, and string theory connections. Learn about knot classification, invariants, homology, and gauge-string duality in topological strings. Discover M-theory descriptions and brane constructions.
Explore topological strings, knots, and quivers in this lecture covering knot invariants, Chern-Simons theory, A-polynomials, volume conjectures, and knot homology, with exercises and examples.
Explore the Geometric Langlands conjecture and non-abelian Hodge theory, examining connections between quantum fields, geometry, and representation theory in modern mathematics and theoretical physics.
Explore moduli spaces of parabolic connections and bundles, their properties, and applications in Geometric Langlands. Covers deformation theory, symplectic structures, and key theorems in this advanced mathematical topic.
Explore geometric flexibility in nature and technology, from sea urchins to fabric. Learn stress, pressure, torque balance, and material constants in wrinkling and folding mechanics.
Comprehensive introduction to quantum computation, covering key concepts like quantum parallelism, annealing, gates, and qubits. Explores various quantum computer types and fundamental operations in quantum mechanics.
Comprehensive introduction to random walks and Markov processes, covering discrete and continuous cases, evolution equations, and master equations for advanced statistical physics students.
Explore PT symmetry in optics, exceptional points, and bound states in the continuum. Discover applications in quantum physics, optics, and modified KdV equations.
Get personalized course recommendations, track subjects and courses with reminders, and more.