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Doctoral Dissertation — Interactive Guide

A Formal Theory of Phonological Equivalence

Alexandre Menezes Barroso

Institute of Language Studies — UNICAMP, 2027

Advisor: Prof. Dr. Maria Filomena Spatti Sandalo

What is this guide?

This is an interactive walkthrough of the entire dissertation, explaining every equation, theorem, and proof in an accessible way for linguists and phonologists who are not specialized in mathematics. Every mathematical concept is introduced with analogies, concrete examples, and step-by-step explanations. You can click on equation symbols to see what each one means.

Lean 4

Computer-verified formal proofs

Python 3

Runnable exact calculations

Wolfram

Symbolic algebra

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