The principle concepts of WEB programming are laid out in Knuth’s book, the reference to which was given in Intro. FWEB follows most conventions introduced by WEB and CWEB, except that the names of some commands have been changed for consistency, symmetry, and/or clarity.
| • Processors | FTANGLE and FWEAVE. | |
| • Phases | Phases of operation of the FWEB processors. | |
| • Structure | The structure of a web. | |
| • Modules | Use of named and unnamed modules. |