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Description: Inequality for the closure operator ( F o. G ) of the Galois connection H . (Contributed by Thierry Arnoux, 26-Apr-2024)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | mgcoval.1 | ||
| mgcoval.2 | |||
| mgcoval.3 | |||
| mgcoval.4 | No typesetting found for |- .c_ = ( le ` W ) with typecode |- | ||
| mgcval.1 | |||
| mgcval.2 | |||
| mgcval.3 | |||
| mgccole.1 | |||
| mgccole2.1 | |||
| Assertion | mgccole2 | Could not format assertion : No typesetting found for |- ( ph -> ( F ` ( G ` Y ) ) .c_ Y ) with typecode |- |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mgcoval.1 | ||
| 2 | mgcoval.2 | ||
| 3 | mgcoval.3 | ||
| 4 | mgcoval.4 | Could not format .c_ = ( le ` W ) : No typesetting found for |- .c_ = ( le ` W ) with typecode |- | |
| 5 | mgcval.1 | ||
| 6 | mgcval.2 | ||
| 7 | mgcval.3 | ||
| 8 | mgccole.1 | ||
| 9 | mgccole2.1 | ||
| 10 | 1 2 3 4 5 6 7 | mgcval | Could not format ( ph -> ( F H G <-> ( ( F : A --> B /\ G : B --> A ) /\ A. x e. A A. y e. B ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) ) ) ) : No typesetting found for |- ( ph -> ( F H G <-> ( ( F : A --> B /\ G : B --> A ) /\ A. x e. A A. y e. B ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) ) ) ) with typecode |- |
| 11 | 8 10 | mpbid | Could not format ( ph -> ( ( F : A --> B /\ G : B --> A ) /\ A. x e. A A. y e. B ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) ) ) : No typesetting found for |- ( ph -> ( ( F : A --> B /\ G : B --> A ) /\ A. x e. A A. y e. B ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) ) ) with typecode |- |
| 12 | 11 | simplrd | |
| 13 | 12 9 | ffvelcdmd | |
| 14 | 1 3 | prsref | |
| 15 | 6 13 14 | syl2anc | |
| 16 | 11 | simprd | Could not format ( ph -> A. x e. A A. y e. B ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) ) : No typesetting found for |- ( ph -> A. x e. A A. y e. B ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) ) with typecode |- |
| 17 | fveq2 | ||
| 18 | 17 | breq1d | Could not format ( x = ( G ` Y ) -> ( ( F ` x ) .c_ y <-> ( F ` ( G ` Y ) ) .c_ y ) ) : No typesetting found for |- ( x = ( G ` Y ) -> ( ( F ` x ) .c_ y <-> ( F ` ( G ` Y ) ) .c_ y ) ) with typecode |- |
| 19 | breq1 | ||
| 20 | 18 19 | bibi12d | Could not format ( x = ( G ` Y ) -> ( ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) <-> ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) ) ) : No typesetting found for |- ( x = ( G ` Y ) -> ( ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) <-> ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) ) ) with typecode |- |
| 21 | 20 | adantl | Could not format ( ( ph /\ x = ( G ` Y ) ) -> ( ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) <-> ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) ) ) : No typesetting found for |- ( ( ph /\ x = ( G ` Y ) ) -> ( ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) <-> ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) ) ) with typecode |- |
| 22 | 21 | ralbidv | Could not format ( ( ph /\ x = ( G ` Y ) ) -> ( A. y e. B ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) <-> A. y e. B ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) ) ) : No typesetting found for |- ( ( ph /\ x = ( G ` Y ) ) -> ( A. y e. B ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) <-> A. y e. B ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) ) ) with typecode |- |
| 23 | 13 22 | rspcdv | Could not format ( ph -> ( A. x e. A A. y e. B ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) -> A. y e. B ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) ) ) : No typesetting found for |- ( ph -> ( A. x e. A A. y e. B ( ( F ` x ) .c_ y <-> x .<_ ( G ` y ) ) -> A. y e. B ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) ) ) with typecode |- |
| 24 | 16 23 | mpd | Could not format ( ph -> A. y e. B ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) ) : No typesetting found for |- ( ph -> A. y e. B ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) ) with typecode |- |
| 25 | simpr | ||
| 26 | 25 | breq2d | Could not format ( ( ph /\ y = Y ) -> ( ( F ` ( G ` Y ) ) .c_ y <-> ( F ` ( G ` Y ) ) .c_ Y ) ) : No typesetting found for |- ( ( ph /\ y = Y ) -> ( ( F ` ( G ` Y ) ) .c_ y <-> ( F ` ( G ` Y ) ) .c_ Y ) ) with typecode |- |
| 27 | fveq2 | ||
| 28 | 27 | adantl | |
| 29 | 28 | breq2d | |
| 30 | 26 29 | bibi12d | Could not format ( ( ph /\ y = Y ) -> ( ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) <-> ( ( F ` ( G ` Y ) ) .c_ Y <-> ( G ` Y ) .<_ ( G ` Y ) ) ) ) : No typesetting found for |- ( ( ph /\ y = Y ) -> ( ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) <-> ( ( F ` ( G ` Y ) ) .c_ Y <-> ( G ` Y ) .<_ ( G ` Y ) ) ) ) with typecode |- |
| 31 | 9 30 | rspcdv | Could not format ( ph -> ( A. y e. B ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) -> ( ( F ` ( G ` Y ) ) .c_ Y <-> ( G ` Y ) .<_ ( G ` Y ) ) ) ) : No typesetting found for |- ( ph -> ( A. y e. B ( ( F ` ( G ` Y ) ) .c_ y <-> ( G ` Y ) .<_ ( G ` y ) ) -> ( ( F ` ( G ` Y ) ) .c_ Y <-> ( G ` Y ) .<_ ( G ` Y ) ) ) ) with typecode |- |
| 32 | 24 31 | mpd | Could not format ( ph -> ( ( F ` ( G ` Y ) ) .c_ Y <-> ( G ` Y ) .<_ ( G ` Y ) ) ) : No typesetting found for |- ( ph -> ( ( F ` ( G ` Y ) ) .c_ Y <-> ( G ` Y ) .<_ ( G ` Y ) ) ) with typecode |- |
| 33 | 15 32 | mpbird | Could not format ( ph -> ( F ` ( G ` Y ) ) .c_ Y ) : No typesetting found for |- ( ph -> ( F ` ( G ` Y ) ) .c_ Y ) with typecode |- |