@prefix concept: <https://w3id.org/kmath/concept/> .
@prefix course: <https://w3id.org/kmath/course/> .
@prefix curriculum_unit: <https://w3id.org/kmath/curriculum_unit/> .
@prefix math: <https://w3id.org/kmath/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix section_level: <https://w3id.org/kmath/section_level/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix textbook_section: <https://w3id.org/kmath/textbook_section/> .
@prefix textbook_source: <https://w3id.org/kmath/textbook_source/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

textbook_section:grip_algebra_07_sp1_law_proofs a math:TextbookSection ;
    rdfs:label "GRIP 대수 07 특강: 사인법칙의 증명, 코사인법칙의 증명"@ko ;
    skos:definition "GRIP 대수 개념서 07 삼각함수의 활용 단원의 특강. 학습 항목을 심화하거나 보충한다."@ko ;
    skos:editorialNote "2026-09-28 교육과정 범위 검토(책 분석, 검토 필요): 교육과정 안의 정리에 대한 증명 설명(교과서 수준). 연습 문항 없음."@ko ;
    math:canonicalUnit curriculum_unit:algebra_sine_cosine_laws ;
    math:coversConcept concept:cosine_law,
        concept:sine_law ;
    math:pageEnd 165 ;
    math:pageStart 164 ;
    math:parentSection textbook_section:grip_algebra_07_trigonometric_applications ;
    math:partOfCourse course:algebra ;
    math:sectionLevel section_level:lesson ;
    math:textbook textbook_source:grip_algebra .