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| Description: A one-to-one onto mapping is a mapping. |
| Ref | Expression |
|---|---|
| f1of |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | f1of1 4634 |
. 2
| |
| 2 | f1f 4610 |
. 2
| |
| 3 | 1, 2 | syl 12 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: f1ofn 4636 f1oabexg 4650 f1imacnv 4656 f1ococnv2 4662 fsn 4807 fopabsnOLD 4816 f1ocnvfv1 4854 f1ocnvfv2 4855 f1ofveu 4858 f1ocnvfv3 4859 f1ocnvdm 4860 isocnv 4873 isotr 4874 isotrALT 4875 mapsn 5404 f1oen2g 5453 en1 5485 ac6sfilem3 5508 mapenlem1 5583 mapenlem2 5584 unifi 5648 ordiso 5683 uzrdgsuci 7716 uzrdgfnuzi 7718 acdc2lem2 8758 acdc5lem2 8761 unbenlem 8773 infxpidmlem9 8829 grpsn 9340 shftefif1olem 10095 effoi 10099 logcl 10112 relogcl 10113 elsymgrn 10200 symggrpi 10205 symgidi 10206 homeofval 10234 hmeobc 10239 fbssint 10279 dmadjrn 11458 unopnorm 11478 unopadj 11480 unoplin 11481 counop 11482 idcnop 11542 idhmop 11543 unopbd 11577 bracnln 11680 cnvbraval 11681 leopnmid 11709 nmopleid 11710 hmopidmch 11725 hmopidmpj 11726 ghomsn 13631 cayleylem2 13642 scprefat 14380 dispos 14632 symgfo 14730 hmeogrp 14892 eqindhome 14895 topgrpbs 14974 1alg 15069 idfisf 15189 idsubfun 15206 finsschain 15373 ordisoOLD 15374 fcluscomplem 15620 f1ocan1fv 15717 metf1o 15843 ishomeo2 15896 hmeocn 15897 ismtyval 15947 isismty 15948 ismtyhmeolem 15950 ismtyres 15954 ismrer1 16024 reparpht 16065 rngisocnv 16135 smoiso 16453 pautset 17395 ispaut 17396 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 |
| This theorem depends on definitions: df-bi 164 df-an 242 df-f1 4011 df-f1o 4013 |