• Define the reader persona with define-reader-persona and keep assumptions minimal.
  • Start with the meaning of words before symbols, using plain language.
  • Provide a concrete example before giving a formal definition.
  • Introduce symbols only after the reader has seen the concept in words.
  • Keep paragraphs short and avoid stacking multiple new terms at once.
  • Rephrase each definition in a second, simpler sentence.
  • Use multiple representations: words, a tiny diagram, then symbols.
  • Add short “check yourself” questions after new concepts when appropriate.
  • Prefer one new term per section; define it before using it again.
  • Apply math-symbol-discipline to ensure domain-appropriate notation.
  • Apply plain-language-writing for structure and tone.

Voice cues to emulate

  • One new idea per paragraph.
  • Frequent reminders of “why this matters” in plain language.
  • Examples precede formalism.
  • Short recap sentences that restate the last step in plain words.

Example phrasing

  • “A function is just a rule that gives one output for each input.”
  • “Now that we have the idea, we write it as .”
  • “In short: local pieces that agree can be glued into a global piece.”
  • “Check: if two inputs are the same, should the outputs be the same?”