| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 5643 |
. 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 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-11 1559 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-in 3226 df-ss 3233 df-f 5379 df-f1 5380 df-fo 5381 df-f1o 5382 |
| This theorem is referenced by: f1imacnv 5654 f1ococnv2 5664 fo00 5675 isoini 6017 isoselem 6019 f1opw2 6289 f1dmex 6338 bren 7023 f1oeng 7036 en1 7079 mapen 7139 ssenen 7145 phplem4 7149 phplem4on 7162 dif1en 7176 fiintim 7231 fidcenumlemim 7262 supisolem 7341 ordiso2 7368 djuunr 7399 omct 7450 ctssexmid 7483 1fv 10527 hashfacen 11265 fsumf1o 12138 fisumss 12140 fprodf1o 12336 fprodssdc 12338 nninfct 12799 ballotfilemro 13247 ennnfonelemrn 13291 ennnfonelemnn0 13294 ennnfonelemim 13296 exmidunben 13298 ctinfomlemom 13299 ctinfom 13300 qnnen 13303 enctlem 13304 ssomct 13317 xpsfrn 13651 imasmndf1 13741 imasgrpf1 13895 imasrngf1 14234 imasringf1 14346 znleval 14963 hmeontr 15340 hmeoimaf1o 15341 fsumdvdsmul 16022 eupthvdres 16633 subctctexmid 16947 domomsubct 16948 exmidsbthrlem 16975 sbthomlem 16978 |
| Copyright terms: Public domain | W3C validator |