sdu - brismu bridi

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Syntax Definition sdu 395

Description: If {broda} is a bridi, then {1 du'u} captures it as a sumti.

**Hypothesis**
Ref	Expression
sbb1	bridi broda

**Assertion**
Ref	Expression
sdu	sumti 1 du'u broda kei

See definition df-bridi-u 398 for more information.

Colors of variables: sumti selbri bridi