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Prepare text, check data against your rules, or trace the effects of a change. Each tool has a defined scope and a private result.

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Nonnegative Least-Squares Fit

Fit nonnegative coefficients and expose residual and optimality evidence.

Fit nonnegative coefficients and expose residual and optimality evidence. At most eight columns and sixty-four rows; full-column-rank, adequately conditioned supplied design required. Exhaustive support search and KKT checks for the squared Euclidean residual objective. Not a statistical significance test; singular or unresolved inputs reject before checkout. Supplied non-sensitive data only; no live account access, automated changes or certification. Profile 1.0.0: approximate non-integers use 12 significant digits; safe integers and declared integer strings are preserved.

Agent API guide → · Website orders show the report on your private order page.

The complete checkout request must fit within 40,000 UTF-8 bytes. Your input is validated again before an order is created.

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Use non-sensitive information you are authorized to process. Do not include passwords, wallet keys, personal records or confidential material. Examples stay in your browser until you submit checkout.

Payment options appear only when available for your selected service. Confirmed payment starts processing. Save your private order link to retrieve the JSON result during its 30-day access period. These checks do not establish factual accuracy, regulatory compliance or complete dependency coverage.

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