Ivan Shishkin, Rye (1878)

Problems/OtherExerciseUnreviewed

Existence de norme

by La chouette aveugle·
35
Difficulty scaleÉchelle de difficulté

This score reflects both the level of the required concepts and the difficulty of the solution.Ce score tient compte à la fois du niveau des notions nécessaires et de la difficulté de la résolution.

  1. 1–10First steps / middle schoolPremiers pas / collège
  2. 11–25Beginner / high schoolDébutant / lycée
  3. 26–50Intermediate / undergraduateIntermédiaire / licence
  4. 51–70Advanced / graduateAvancé / master
  5. 71–90Expert / specializedExpert / spécialisé
  6. 91–100Research levelNiveau recherche
These levels are approximate guides.Ces niveaux sont des repères approximatifs.
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Unreviewed. This problem has not been reviewed by trusted users yet.

Soit EE un espace vectoriel. Montrer qu’il existe une norme sur EE.

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Hint 1

Open this only if you want a small nudge before looking at the solutions.

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