Residual → 0
The equations you already trust, taught to a network.
A textbook, video guides and a workbench for physics-informed neural networks — from the first derivative to a solver you can defend in a viva.
1
Open textbook
Read it, watch it, build it
The textbook stays free. The video guides show each step being done, and the Lab turns what you have read into a PyTorch script you can run and defend.