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| Mirrors > Home > ILE Home > Th. List > f1ofo | Unicode version | ||
| Description: A one-to-one onto function is an onto function. (Contributed by NM, 28-Apr-2004.) |
| Ref | Expression |
|---|---|
| f1ofo |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dff1o3 5589 |
. 2
| |
| 2 | 1 | simplbi 274 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-11 1554 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-nf 1509 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-in 3206 df-ss 3213 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 |
| This theorem is referenced by: f1imacnv 5600 f1ococnv2 5610 fo00 5621 isoini 5959 isoselem 5961 f1opw2 6229 f1dmex 6278 bren 6917 f1oeng 6930 en1 6973 mapen 7032 ssenen 7037 phplem4 7041 phplem4on 7054 dif1en 7068 fiintim 7123 fidcenumlemim 7151 supisolem 7207 ordiso2 7234 djuunr 7265 omct 7316 ctssexmid 7349 1fv 10374 hashfacen 11100 fsumf1o 11952 fisumss 11954 fprodf1o 12150 fprodssdc 12152 nninfct 12613 ennnfonelemrn 13041 ennnfonelemnn0 13044 ennnfonelemim 13046 exmidunben 13048 ctinfomlemom 13049 ctinfom 13050 qnnen 13053 enctlem 13054 ssomct 13067 xpsfrn 13434 imasmndf1 13538 imasgrpf1 13700 imasrngf1 13972 imasringf1 14080 znleval 14669 hmeontr 15039 hmeoimaf1o 15040 fsumdvdsmul 15717 subctctexmid 16604 domomsubct 16605 exmidsbthrlem 16629 sbthomlem 16632 |
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