{"id":"reshape-returns-original-on-mismatch","text":"When `m*n != r*c`, `matrixReshape` returns the exact same `mat` object (identity, not a copy), so callers can use `is` to detect failure.","truth_value":"IN","source":"entries/2026/06/06/reshape-the-matrix-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"reshape-returns-original-on-mismatch","truth_value":"IN","reason":"premise"}]}}