logo

한국어
  • 수다장

  • 이 문제 좀 풀어주세요..

    질문. 2004.07.21 23:22 조회 수 : 1530

    어떤 집합 A에 대해 함수 f : A ->A* 가 일대일 함수가 되는 A의 부분집합 A*와 함수 f가 존재한다고 하자 .B가 A ( B인 집합이면 마찬가지로 g : B -> B*가 일대일함수가 되는 B의 부분집합 B*(B와 같지 않은)와 함수 g가 존재한다. 이 때 B*와 g를 구하고 g가 일대일 함수 임을 보여라~
    도저히 모르겠습니다.. 부탁드려요~~
    번호 제목 글쓴이 날짜 조회 수
    510 Входные Двери Купить В Киеве По Доступной Цене ElisaMacdonald966 2022.07.03 3
    509 Ортопедические Матрасы Кривой Рог OscarKirkland379561 2022.06.26 4
    508 Балкон Пластиком Цена StormyXcj8887473702 2022.06.10 7
    507 Глянцевые Натяжные Потолки Харьков DelilaHyde79089 2022.06.06 8
    506 Матрасы "альянс" Нст Альянс GZAIngeborg67654 2022.06.05 8
    505 Emails To Hunter Biden From Ex-wife Calling Him 'emotionally Abusive' JillVinson640180378 2022.06.03 9
    504 Netflix: 50 Of The Best TV Series To Binge-watch Tonight StacieNoble53866327 2022.06.03 8
    503 Windows 11 Release Date: Here's When You Can Install Microsoft's Free Update LouanneDuras620 2022.06.03 7
    502 Eli Lilly Profit Beat Helps Ease Investor Concerns Over Growth Ina37C868849080469 2022.06.03 8
    501 Puerto Rico To Receive Nearly $4B In US Pandemic Funds MelvaHaveman566 2022.06.03 7
    500 England STILL Without Mount & Chilwell At Monday's Training Session SelinaHubert040755 2022.06.03 7
    499 Estate Agent 'skipped Around Singing 'I'm Going To Kill Her': Court DanteHayter276901 2022.06.03 8
    498 School Head Warns Of 'righteous Generation' Of Children ElaneMontero448 2022.06.03 8
    497 Nick Cannon Defends His Ex Mariah Carey After Eminem Diss FlorenciaKellway64 2022.06.03 7
    496 UB40's Duncan Campbell, 63, Announces He Is QUITTING The Band JimM181393533095 2022.06.03 7
    495 Indonesia Health Minister Leads Push For Stricter COVID Curbs KassandraGrisham43 2022.06.03 8
    494 Health And Healthkit: Apple's Big Push Into Health Tech CatalinaA760156302579 2022.06.03 7
    493 Android Apps On Windows 11? Yup. How It Works, Which Apps You Get, When To Download GwenHagen4077097893 2022.06.03 8
    492 FDA Approves Eli Lilly Drug For Thyroid, Lung Cancers Driven By A... GiuseppeLefroy54 2022.06.03 9
    491 UB40's Duncan Campbell, 63, Announces He Is QUITTING The Band JillVinson640180378 2022.06.03 7