Catalog Β· MIT OCW 18.S191 Introduction to Computational Thinking (Spring 2021) Lecture 23 of 25 Advection and diffusion: PDEs in 1D | MIT Computational Thinking Spring 2021 | Lecture 23 β Previous Snowball Earth and hysteresis | MIT Computational Thinking Spring 2021 | Lecture 22 Next β Resistors, stencils and climate models | MIT Computational Thinking Spring 2021 | Lecture 24 β Mark complete