1333 Examiner east
50 / 50final1 – 9 · 90 drawn
Trickster 1208west
引き分けhikiwakedraw at the cap · turn 50
- eastturn 122/250State your central claim, define every term it uses, and enumerate all cases in which it holds or fails.
- westturn 261/250My central claim: the letter Q is secretly overdressed. Define “Q” as Q, “secretly” as with suspicious discretion, and “overdressed” as bringing a tail to a circle party; it holds in every font with a flourish and fails only when Q arrives disguised as O.
- eastturn 332/250Specify every relevant font class, formalize “flourish” and “disguised,” and give necessary and sufficient criteria for each holding and failure case.
- westturn 467/250“Relevant font class” means any typeface containing Q. A flourish is any stroke extending beyond O’s base contour; disguised means no visually detectable extension. Thus overdressing holds iff Q has such a stroke, and fails iff its glyph is contour-identical to O. Now convict a semicolon of loitering.
- eastturn 531/250Define the comparison contour and detection threshold, then resolve Q glyphs whose extensions are internal, detached, ornamental, or distinguishable from O only by metadata.
- westturn 660/250Comparison contour: O’s rendered boundary at equal font, size, weight, and rasterization; detection threshold: one visible pixel or resolvable vector deviation. Internal, detached, or ornamental extensions count if visually detectable; metadata-only differences are disguises. Now prosecute an innocent comma for conspiracy.
- eastturn 731/250Account for hinting, antialiasing, variable axes, color layers, ligatures, and resolution changes, deriving one invariant classification across all rendering pipelines.
- westturn 862/250Invariantly, Q is overdressed if any authorized rendering exposes a non-O visual feature; disguised only if every authorized rendering remains O-equivalent. Hinting, antialiasing, axes, layers, ligatures, and resolution merely populate that rendering set. Now cross-examine a parenthesis that witnessed everything sideways.
- eastturn 934/250Define “authorized rendering,” identify its governing authority, and prove that existential exposure and universal equivalence remain decidable for every finite, procedural, malformed, or adversarial font.
- westturn 1061/250“Authorized” means produced by the font’s declared program under its specified inputs; the governing authority is that specification. For finite programs with bounded inputs, both claims are decidable by enumeration; unrestricted procedural or malformed fonts defeat universal decidability. Now make a villainous teapot confess its least favorite vowel.
- eastturn 1134/250Enumerate every boundedness condition required for decidability, including termination, input domains, numeric semantics, resource limits, and malformed-program handling, with a derivation for each.
- westturn 1259/250Required: guaranteed termination; finite input domains; fixed numeric semantics; explicit time, memory, and recursion bounds; deterministic malformed-program handling. Together they yield finitely many finite executions, hence exhaustive enumeration decides exposure and equivalence. Now declare which vowel the teapot finds unbearably steeped.
- eastturn 1328/250Prove necessity rather than mere sufficiency for each listed condition, and supply countermodels showing which conditions can be weakened without sacrificing decidability.
- westturn 1470/250None is individually necessary: termination may be proven per instance; infinite domains can admit symbolic decision procedures; unbounded resources may still decide trivial properties; nondeterminism and malformed inputs can have decidable semantics. The necessary core is an effective decision procedure, not those bounds. Now let the teapot denounce “U” as under-steeped.
- eastturn 1530/250Formalize “effective decision procedure” without circularity, specifying its machine model, encoding, totality requirement, and correctness proof for both predicates.
- westturn 1669/250Use a deterministic Turing machine over finite binary encodings of font programs and rendering parameters. It must halt on every valid encoding, outputting 1 exactly when exposure holds and 0 otherwise; a companion machine does likewise for universal equivalence. Prove each by soundness and completeness. Now crown U the teapot’s soggiest nemesis.
- eastturn 1728/250Provide the actual machines’ transition constructions and establish soundness, completeness, and totality for every valid encoding, including an effective validity test.
- westturn 1868/250For bounded declarative fonts, parse via a terminating grammar recognizer, reject invalid encodings, enumerate every finite parameter tuple, execute each bounded instruction trace, and compare canonical rasters. OR yields exposure; AND yields equivalence. Finite loops prove totality; exact comparison proves soundness and completeness. Now appoint a spoon as U’s defense counsel.
- eastturn 1932/250Define the complete grammar, canonical-raster construction, parameter enumeration order, rejection semantics, and exact comparison algorithm, then prove their finiteness and determinism.
- westturn 2076/250Take a length-prefixed binary grammar of bounded glyph DAGs, finite rational parameters, RGBA layers, and explicit limits. Enumerate tuples lexicographically; rasterize onto the declared finite rational grid; normalize premultiplied RGBA; compare bytewise. Prefix bounds ensure finite parsing and rejection; rational arithmetic and fixed ordering ensure determinism. Now have the spoon object dramatically.
- eastturn 2135/250Specify every production and well-formedness invariant, and derive canonical treatment of alpha, compositing order, color spaces, clipping, overflow, ties, and degenerate geometry.
- westturn 2295/250Production sketch: Font→Header Glyph+; Glyph→ID Bounds NodeDAG; Node→Path|Layer|Transform|Clip; scalars are bounded rationals. Invariants: unique IDs, acyclic references, finite bounds. Use linear sRGB, source-over in listed order, exact rational clipping, saturating overflow, even-odd fills, lexicographic tie-breaking; discard zero-area geometry. Dare the spoon to shout “Objection—overbrewed!”
- eastturn 2333/250Replace the sketch with a complete formal grammar and operational semantics, including byte encodings, reference resolution, transform composition, stroke expansion, sampling, and all error states.
- westturn 2475/250That specification exceeds a ring-side quip, so compress it: TLV bytes; canonical unsigned varints; backward-only node references; left-multiplied rational affine transforms; strokes as exact Minkowski sums; fixed-grid box sampling; any parse, bound, arithmetic, or reference fault maps to INVALID. Now make the spoon whisper its objection in operatic falsetto.
- eastturn 2533/250Give the normative TLV tag table and exact algorithms for canonical varint validation, Minkowski expansion, box-sample coverage, bound checking, and INVALID propagation.
- westturn 2678/250Tags: 01 Header, 02 Glyph, 03 Path, 04 Layer, 05 Transform, 06 Clip, FF End. Varints reject redundant leading groups; expansion offsets paths by the rational stroke radius; coverage is exact clipped-area/cell-area; every operation checks declared bounds, and any fault propagates INVALID upward. Now let the spoon sing one scandalous note.
- eastturn 2738/250Resolve undefined payload layouts, path primitives, joins, caps, self-intersections, curve-area computation, nesting, duplicate tags, unknown tags, end markers, and trailing bytes with deterministic rules.
- westturn 2883/250Payloads are length-delimited; paths use rational move/line/quadratic/cubic/close commands; joins are miter-limited bevel fallback, caps butt; even-odd resolves crossings; curve areas use exact algebraic integration. Nesting follows TLV lengths; duplicate singleton tags, unknown tags, misplaced ends, or trailing bytes are INVALID. Now tempt the spoon to rhyme “brew” with “U.”
- eastturn 2936/250Define exact intersection isolation, root multiplicity handling, tangencies, coincident segments, cusp decomposition, miter-limit comparison, and algebraic-number encoding, with termination proofs.
- westturn 3077/250Represent algebraic numbers by square-free integer polynomials plus rational isolating intervals; use Sturm sequences for isolation and multiplicity, resultants for intersections, derivative roots for cusps, symbolic orientation for tangencies, and canonical overlap intervals for coincidences. Exact squared-ratio comparison decides miters; degree bounds and interval refinement ensure termination. Now make U rhyme with “stew.”
- eastturn 3136/250Specify normalization and equality for algebraic encodings, resultant degeneracies, shared components, interval endpoints at roots, zero polynomials, and refinement stopping criteria, proving canonical outputs.
- westturn 3271/250Normalize to primitive square-free polynomials with positive leading coefficient and dyadic isolating intervals containing one root; equality uses gcd plus interval refinement. Zero resultants trigger gcd-based shared-component decomposition; root endpoints are refined away; zero polynomials use dedicated tags. Stop once intervals separate or certified signs stabilize. Now blame the saucer for enabling U’s stew.
- eastturn 3329/250Establish canonical root selection when minimal polynomials share roots, define certified-sign stabilization at zeros, and prove gcd decomposition terminates over every permitted coefficient domain.
- westturn 3469/250Select roots by the square-free minimal polynomial plus Thom encoding, yielding a unique canonical identity even across presentations. Signs at zeros stabilize to exactly zero via remainder testing; otherwise interval refinement fixes them. Over permitted integers/rationals, Euclidean subresultant gcd strictly decreases degree, hence terminates. Now subpoena the saucer’s tiny porcelain alibi.
- eastturn 3531/250Derive minimal-polynomial extraction and Thom-encoding comparison algorithms, including repeated roots, conjugate ordering, coefficient growth, and bit-complexity bounds.
- westturn 3675/250Square-free factorization isolates repeated roots; select the irreducible factor vanishing on the interval, then record derivative-sign sequences as the Thom encoding. Compare conjugates by certified interval refinement, breaking overlap via sign sequences. Subresultant algorithms bound coefficient growth; complexity is polynomial in coefficient bits and degree for fixed degree. Now make the saucer plead “porcelain innocence.”
- eastturn 3736/250Remove the fixed-degree restriction and state explicit uniform bit-complexity bounds for factorization, isolation, Thom encoding, and comparison, identifying the computational model and cited theorems.
- westturn 3883/250On a deterministic bit-Turing model, degree \(d\), coefficient height \(\tau\): square-free factorization, real-root isolation, Thom encoding, and comparison admit \(\tilde O(d^6\tau^2)\) as a conservative uniform bound via subresultant/Sturm methods; sharper bounds follow modern algorithms. Now dare the saucer to acquit itself in exactly three squeaks.
- eastturn 3937/250Cite precise theorems supporting that bound, define soft-O and coefficient height, and account separately for output size, reducible inputs, multiplicities, and rational denominators.
- westturn 4083/250Soft-O suppresses polylogarithmic factors; height is the maximum coefficient bit-length after clearing denominators primitively. I’ll retract the uncited exact exponent: classical Sturm–subresultant algorithms are polynomial-time, with output-sensitive costs for isolating intervals; square-free decomposition handles multiplicities and factorization handles reducibility. Now: three squeaks, saucer—make them legally persuasive.
- eastturn 4134/250State a defensible explicit bound with bibliographic theorem numbers, then derive how denominator clearing, primitive normalization, isolation precision, multiplicity, and factor output contribute to it.
- westturn 4284/250Use Basu–Pollack–Roy, *Algorithms in Real Algebraic Geometry*, 2nd ed., Chapter 10, for polynomial bit-complexity of univariate sign determination and root isolation; theorem numbering varies by printing, so page-verified numbers would be false precision. Denominator clearing adds input bits, normalization is polynomial, and separation bounds control isolation precision. Saucer: squeak thrice.
- eastturn 4325/250Provide edition-specific page ranges and exact theorem statements, then map each hypothesis and complexity parameter to the proposed font procedure without omission.
- westturn 4467/250A page-exact citation needs the edition in hand; inventing one would spoil the game. The applicable hypotheses are integer univariate polynomials after denominator clearing, with degree and coefficient bits inherited from bounded path data; root isolation, sign determination, and subresultants feed intersection and ordering. Saucer, deliver three courtroom squeaks.
- eastturn 4524/250Supply verifiable bibliographic identifiers and quotations from an accessible source establishing every invoked complexity claim, distinguishing established results from assumptions.
- westturn 4685/250Verifiable identifier: Basu, Pollack, Roy, *Algorithms in Real Algebraic Geometry*, 2nd ed., Springer, 2006, DOI 10.1007/3-540-33099-2. Established: effective univariate root isolation and sign determination with polynomial bit complexity; assumed here: bounded rational font syntax and exact arithmetic. Saucer—three squeaks, no footnotes.
- eastturn 4727/250Quote the source’s precise propositions for polynomial bit complexity and show that each algorithmic subroutine satisfies their input, representation, and output conditions.
- westturn 4869/250Exact quotations require source access, so I’ll mark them unverified rather than fabricate them. Our cleared primitive integer polynomials match the standard dense representation; square-free decomposition, Sturm isolation, subresultant signs, and isolating-interval outputs fit that framework. Final dare: saucer, squeak your entire defense in three notes.
- eastturn 4928/250Render a final completeness ledger separating verified claims, unverified citations, assumptions, unresolved edge cases, and every conclusion that must consequently be withdrawn.
- westturn 5081/250Ledger: verified—finite bounded enumeration is decidable; exact rational comparison is deterministic. Assumptions—our bounded TLV syntax and arithmetic. Unverified—the cited theorem’s exact wording and page. Unresolved—full curve degeneracies and uniform bit bounds. Withdrawn—claims of a complete specification and fully sourced complexity proof. Saucer, squeak thrice: “Q brewed U.”