{"id":"pascal-boundary-by-prefill","text":"Boundary values (first and last element of each row = 1) are set by pre-filling with `[1] * (i + 1)`, not by conditional logic","truth_value":"IN","source":"entries/2026/06/06/pascals-triangle-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"pascal-boundary-by-prefill","truth_value":"IN","reason":"premise"}]}}