https://morph.wmsnp.top/ https://morph.wmsnp.top/ch0-preface/ https://morph.wmsnp.top/ch1-geometry-of-syntax/ https://morph.wmsnp.top/ch1-geometry-of-syntax/s1-ast-folding/ https://morph.wmsnp.top/ch1-geometry-of-syntax/s2-name-binding/ https://morph.wmsnp.top/ch1-geometry-of-syntax/s3-scope-topology/