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The notation $\mathcal{F}$ is often used to denotefor sheaves because ofcomes from the French word "faisceau" meaning "bundle".
Also "gerbe" means "sheaf" in French.
$\mathcal{F}$ is often used to denote sheaves because of the French word "faisceau" meaning "bundle".
The notation $\mathcal{F}$ for sheaves comes from the French word "faisceau" meaning "bundle".