Symbols:Greek/Iota

Inclusion Mapping
Used by some sources to denote the mapping on $$S$$ to $$T$$ where $$S \subseteq T$$:
 * $$\iota_S: S \to T: \forall x \in S: \iota_S \left({x}\right) = x$$

The LaTeX code for $$\iota_S$$ is \iota_S.