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Mirrors > Home > MPE Home > Th. List > isof1o | Structured version Visualization version GIF version |
Description: An isomorphism is a one-to-one onto function. (Contributed by NM, 27-Apr-2004.) |
Ref | Expression |
---|---|
isof1o | ⊢ (𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) → 𝐻:𝐴–1-1-onto→𝐵) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-isom 6358 | . 2 ⊢ (𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) ↔ (𝐻:𝐴–1-1-onto→𝐵 ∧ ∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐴 (𝑥𝑅𝑦 ↔ (𝐻‘𝑥)𝑆(𝐻‘𝑦)))) | |
2 | 1 | simplbi 500 | 1 ⊢ (𝐻 Isom 𝑅, 𝑆 (𝐴, 𝐵) → 𝐻:𝐴–1-1-onto→𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 208 ∀wral 3138 class class class wbr 5058 –1-1-onto→wf1o 6348 ‘cfv 6349 Isom wiso 6350 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 209 df-an 399 df-isom 6358 |
This theorem is referenced by: isores1 7081 isomin 7084 isoini 7085 isoini2 7086 isofrlem 7087 isoselem 7088 isofr 7089 isose 7090 isofr2 7091 isopolem 7092 isosolem 7094 weniso 7101 weisoeq 7102 weisoeq2 7103 wemoiso 7668 wemoiso2 7669 smoiso 7993 smoiso2 8000 supisolem 8931 supisoex 8932 supiso 8933 ordiso2 8973 ordtypelem10 8985 oiexg 8993 oien 8996 oismo 8998 cantnfle 9128 cantnflt2 9130 cantnfp1lem3 9137 cantnflem1b 9143 cantnflem1d 9145 cantnflem1 9146 cantnffval2 9152 cantnff1o 9153 wemapwe 9154 cnfcom3lem 9160 infxpenlem 9433 iunfictbso 9534 dfac12lem2 9564 cofsmo 9685 isf34lem3 9791 isf34lem5 9794 hsmexlem1 9842 fpwwe2lem6 10051 fpwwe2lem7 10052 fpwwe2lem9 10054 pwfseqlem5 10079 fz1isolem 13813 seqcoll 13816 seqcoll2 13817 isercolllem2 15016 isercoll 15018 summolem2a 15066 prodmolem2a 15282 gsumval3lem1 19019 gsumval3 19021 ordthmeolem 22403 dvne0f1 24603 dvcvx 24611 isoun 30431 erdsze2lem1 32445 fourierdlem20 42406 fourierdlem50 42435 fourierdlem51 42436 fourierdlem52 42437 fourierdlem63 42448 fourierdlem64 42449 fourierdlem65 42450 fourierdlem76 42461 fourierdlem102 42487 fourierdlem114 42499 |
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