Proof of `Hardness of P | M_j | Σ w_j Z_j under the standard reading` (3rd statement)
What this proof establishes
Assuming the claims on the left, the claim on the right holds — checked by the archive's pipeline. Proof code is not displayed here.
Description
Multicoloured Clique fpt-reduces to interval scheduling (lax-888481 and padding), and interval scheduling to the standard reading: drop the unused machines, write the standard word.