#What FPF Is

Preface node heading:what-fpf-is:610

#What this page is

This is generated FPF reference text from the specification preface or supporting sections. It helps interpret FPF; it is not FPF Reference product documentation.

#Methodology

Use it to understand how the specification wants to be read, then return to a route, pattern, or work packet for active work. Cite generated IDs only when the wording changes the task decision.

#Content

FPF is a pattern language for disciplined thinking in projects where ordinary prose, local expert judgment, or one-off AI output is not enough.

It helps teams:

• keep meanings stable when work crosses teams, tools, documents, and time;
• separate the thing being discussed from diagrams, dashboards, explanations, promises, decisions, and actual work;
• state what a claim can responsibly be used for before people rely on it;
• compare options without collapsing too early to one favorite;
• define quality criteria before improvement starts;
• keep evidence, assurance, decisions, and implementation work visible as different questions;
• repair confusing wording by first asking what the wording is doing in the project, not by swapping synonyms;
• leave each pass with one useful next result: a clearer question, a better name, a comparison note, an evidence gap, a safer document, or a reason to inspect a specific pattern.

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Last Updated: 2026-06-17 — upstream FPF commit 646b0b9b (github.com/ailev/FPF)