@prefix concept: <https://w3id.org/kmath/concept/> .
@prefix course: <https://w3id.org/kmath/course/> .
@prefix math: <https://w3id.org/kmath/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix review_status: <https://w3id.org/kmath/review_status/> .
@prefix scheme: <https://w3id.org/kmath/scheme/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix textbook_section: <https://w3id.org/kmath/textbook_section/> .

concept:higher_degree_equation a math:Concept ;
    rdfs:label "고차방정식"@ko ;
    skos:altLabel "삼차방정식과 사차방정식"@ko ;
    skos:broader concept:equation ;
    skos:definition "차수가 3 이상인 다항식으로 이루어진 방정식으로, 인수분해를 이용하여 차수를 낮추어 푼다."@ko ;
    skos:editorialNote "2026-09-28 개념 모델 정비에서 2022 개정 교육과정 성취기준을 근거로 추가했다. 도메인 전문가 검토가 필요하다."@ko,
        "2026-09-28 운영 DB의 concept_edges(전문가 작성 선수 관계)와 대조해 빠진 선수 관계를 보완했다. 도메인 전문가 검토가 필요하다."@ko ;
    skos:inScheme scheme:concepts ;
    skos:prefLabel "higher-degree equation"@en,
        "고차방정식"@ko ;
    math:introducedIn course:common_math_1 ;
    math:requires concept:complex_number,
        concept:factorization_by_factor_theorem,
        concept:quadratic_equation ;
    math:requiresTransitively concept:algebraic_expression,
        concept:complex_number,
        concept:equation,
        concept:exponent_law,
        concept:factor_theorem,
        concept:factorization,
        concept:factorization_by_factor_theorem,
        concept:identity,
        concept:imaginary_unit,
        concept:integer,
        concept:irrational_number,
        concept:linear_equation,
        concept:multiplication_formula,
        concept:polynomial,
        concept:polynomial_division,
        concept:polynomial_operation,
        concept:power,
        concept:quadratic_equation,
        concept:rational_number,
        concept:real_number,
        concept:remainder_theorem,
        concept:repeating_decimal,
        concept:square_root,
        concept:synthetic_division ;
    math:reviewStatus review_status:needs_review ;
    math:sourceSection textbook_section:chunjae_hong_higher_degree_inequalities,
        textbook_section:chunjae_jeon_higher_degree_inequalities,
        textbook_section:donga_higher_degree_inequalities,
        textbook_section:jihak_higher_degree_inequalities,
        textbook_section:mirae_higher_degree_inequalities,
        textbook_section:visang_higher_degree_inequalities,
        textbook_section:ybm_higher_degree_inequalities ;
    math:taughtIn course:common_math_1 .