cs1 - Metamath Proof Explorer

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Syntax Definition cs1 14309

Description: Syntax for the singleton word constructor.

**Hypothesis**
Ref	Expression
cA	class 𝐴

**Assertion**
Ref	Expression
cs1	class ⟨“𝐴”⟩

See definition df-s1 14310 for more information.

Colors of variables: wff setvar class