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Description: Closure of the operation of a magma. (Contributed by FL, 14-Sep-2010) (Revised by AV, 13-Jan-2020)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | mgmcl.b | ||
| mgmcl.o | No typesetting found for |- .o. = ( +g ` M ) with typecode |- | ||
| Assertion | mgmcl | Could not format assertion : No typesetting found for |- ( ( M e. Mgm /\ X e. B /\ Y e. B ) -> ( X .o. Y ) e. B ) with typecode |- |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mgmcl.b | ||
| 2 | mgmcl.o | Could not format .o. = ( +g ` M ) : No typesetting found for |- .o. = ( +g ` M ) with typecode |- | |
| 3 | 1 2 | ismgm | Could not format ( M e. Mgm -> ( M e. Mgm <-> A. x e. B A. y e. B ( x .o. y ) e. B ) ) : No typesetting found for |- ( M e. Mgm -> ( M e. Mgm <-> A. x e. B A. y e. B ( x .o. y ) e. B ) ) with typecode |- |
| 4 | 3 | ibi | Could not format ( M e. Mgm -> A. x e. B A. y e. B ( x .o. y ) e. B ) : No typesetting found for |- ( M e. Mgm -> A. x e. B A. y e. B ( x .o. y ) e. B ) with typecode |- |
| 5 | ovrspc2v | Could not format ( ( ( X e. B /\ Y e. B ) /\ A. x e. B A. y e. B ( x .o. y ) e. B ) -> ( X .o. Y ) e. B ) : No typesetting found for |- ( ( ( X e. B /\ Y e. B ) /\ A. x e. B A. y e. B ( x .o. y ) e. B ) -> ( X .o. Y ) e. B ) with typecode |- | |
| 6 | 5 | expcom | Could not format ( A. x e. B A. y e. B ( x .o. y ) e. B -> ( ( X e. B /\ Y e. B ) -> ( X .o. Y ) e. B ) ) : No typesetting found for |- ( A. x e. B A. y e. B ( x .o. y ) e. B -> ( ( X e. B /\ Y e. B ) -> ( X .o. Y ) e. B ) ) with typecode |- |
| 7 | 4 6 | syl | Could not format ( M e. Mgm -> ( ( X e. B /\ Y e. B ) -> ( X .o. Y ) e. B ) ) : No typesetting found for |- ( M e. Mgm -> ( ( X e. B /\ Y e. B ) -> ( X .o. Y ) e. B ) ) with typecode |- |
| 8 | 7 | 3impib | Could not format ( ( M e. Mgm /\ X e. B /\ Y e. B ) -> ( X .o. Y ) e. B ) : No typesetting found for |- ( ( M e. Mgm /\ X e. B /\ Y e. B ) -> ( X .o. Y ) e. B ) with typecode |- |