

Grafuri Orientate - Noțiuni Introductive
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Ioana Acatincai
FREE Resource
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14 questions
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1.
FLASHCARD QUESTION
Front
Ce este un graf orientat?
Back
O pereche ordonată de mulțimi notată G=(X, U), unde X este o mulțime finită de noduri și U este o mulțime finită de arce.
2.
FLASHCARD QUESTION
Front
Ce reprezintă X în grafurile orientate?
Back
X este o mulțime finită și nevidă, ale cărei elemente se numesc noduri sau vârfuri.
3.
FLASHCARD QUESTION
Front
Ce reprezintă U în grafurile orientate?
Back
U este o mulțime finită de perechi ordonate de elemente distincte din X, ale cărei elemente se numesc arce.
4.
FLASHCARD QUESTION
Front
Ce înseamnă card(X) și card(U)?
Back
card(X) = n reprezintă numărul de noduri din graf, iar card(U) = m reprezintă numărul de arce din graf.
5.
FLASHCARD QUESTION
Front
Ce este o buclă într-un graf orientat?
Back
O buclă este un arc de forma u=(x, x) unde x∈X.
6.
FLASHCARD QUESTION
Front
Ce sunt extremitățile unui arc?
Back
Pentru arcul u=(x,y), extremitățile sunt nodurile x (extremitate inițială) și y (extremitate finală).
7.
FLASHCARD QUESTION
Front
Ce înseamnă că două noduri sunt adiacente?
Back
Două noduri x și y sunt adiacente dacă există arcul u=(x,y) sau u=(y,x).
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