Correct answer: 1+ √ 5 4 , attained whenw=z,x=y, and w x = √ 5−1 2

Problem Instance:Question:Find the maximum value of wx+xy+yz w2+x2+y2+z2 for positive real numbersw, x, y, z

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cs.LG · 2026-02-08 · unverdicted · novelty 5.0

PROGRS uses outcome-conditioned centering on PRM scores to safely integrate process rewards into GRPO for improved Pass@1 on math benchmarks.

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LLM Reasoning with Process Rewards for Outcome-Guided Steps cs.LG · 2026-02-08 · unverdicted · none · ref 29
PROGRS uses outcome-conditioned centering on PRM scores to safely integrate process rewards into GRPO for improved Pass@1 on math benchmarks.