letter: τ=μ on locked singleton CSTs (claimId 0007-sqlmm-signed-tag) - #742

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grootstebozewolf merged 10 commits into

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cursor/sqlmm-example-oracle-north-star-59cc

Sep 13, 2026

Commits on Sep 13, 2026

docs: north star SQL/MM Part 3 example oracle (JTS #7)

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a938e6e
letter: SQL/MM signed tag sidecar (claimId 0007-sqlmm-signed-tag)

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7539e7e
fix: prove PI/2 ≠ ±2π without lra on opaque PI

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1f8c86d
fix: field-algebra for PI/2 ≠ ±2π (avoid Rmult_0_r)

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8b8d1ad
fix: order-field proofs that PI/2 ≠ ±2π

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ee10d85
letter: first_slice_tag is a function, not a sticker sheet

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954d253
fix: prove signed/HOLD nat bounds without lia under R_scope

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d65262c
fix: Nat.le_ngt is an iff, not a lemma arrow

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8aba603
letter: rung 3 is τ and κ, not an inhabit relation

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b4ef9cf
letter: τ=μ after IntakeWalker mints a singleton egg

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4aa7236