COMSOL Multiphysics is a modeling package that solves arbitrary systems of partial differential equations (PDEs). It allows you to solve these equations in two ways: First, in what we refer to as
Modeling with PDEs: Helmholtz Equation
How to Implement a Point Source with the Weak Form | COMSOL Blog
COMSOL Documentation
Studies and Solver Updates - COMSOL® 5.5 Release Highlights
The Strength of the Weak Form | COMSOL Blog
Studies and Solver Updates - COMSOL® 5.5 Release Highlights
Modeling with PDEs: Diffusion-Type Equations
Solving coupled equation in COMSOL Multiphysics - PDE Equation based Modeling | Learn with BK - YouTube
Comprehensive Introduction to Physics, PDEs, and Numerical Modeling
3 Examples of Equation-Based Modeling in COMSOL Multiphysics® | COMSOL Blog
The Coefficient Form PDE
How to define a new PDE in COMSOL? | ResearchGate
Implementing Navier Stokes in Comsol using Coefficient form PDE : r/CFD
Modeling with PDEs: Diffusion-Type Equations
How to Model Heat and Moisture Transport in Porous Media with COMSOL® | COMSOL Blog
3 Examples of Equation-Based Modeling in COMSOL Multiphysics® | COMSOL Blog
Equation-Based Modeling, a Custom Model of a Beating Heart | COMSOL Blog
Implementing the Weak Form in COMSOL Multiphysics | COMSOL Blog
Specifying Boundary Conditions and Constraints in Variational Problems | COMSOL Blog
Implementing the Weak Form in COMSOL Multiphysics | COMSOL Blog
Modeling with Partial Differential Equations in COMSOL Multiphysics®
How to define a new PDE in COMSOL? | ResearchGate
Equation-Based Modeling, a Custom Model of a Beating Heart | COMSOL Blog
Implementing the Weak Form with a COMSOL App | COMSOL Blog
Implementing the Weak Form in COMSOL Multiphysics | COMSOL Blog