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Mirrors > Home > ILE Home > Th. List > isof1o | Unicode version |
Description: An isomorphism is a one-to-one onto function. (Contributed by NM, 27-Apr-2004.) |
Ref | Expression |
---|---|
isof1o |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-isom 4931 | . 2 | |
2 | 1 | simplbi 268 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wb 103 wral 2348 class class class wbr 3785 wf1o 4921 cfv 4922 wiso 4923 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 |
This theorem depends on definitions: df-bi 115 df-isom 4931 |
This theorem is referenced by: isocnv2 5472 isores1 5474 isoini 5477 isoini2 5478 isoselem 5479 isose 5480 isopolem 5481 isosolem 5483 smoiso 5940 isotilem 6419 supisolem 6421 supisoex 6422 supisoti 6423 ordiso2 6446 |
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