| Metamath Proof Explorer |
< Previous
Next >
Related theorems Unicode version |
| Description: A one-to-one onto function is an onto function. |
| Ref | Expression |
|---|---|
| f1ofo |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | f1o3 3685 |
. 2
| |
| 2 | 1 | pm3.26bi 322 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: f1imacnv 3696 f1ococnv2 3699 f1dmex 3701 fo00 3706 isoini 3891 isofrlem 3892 isowe 3894 f1oweALT 3897 ncanth 3899 curry1 4088 f1imaen 4409 en1 4413 canth2 4470 ssenen 4490 phplem4 4497 php3 4501 ssfi 4521 unifi 4538 fiint 4540 fodomfi 4546 unbenlem 7455 ruc 7500 infxpidmlem8 7510 infxpidmlem10 7512 infxpidmlem11 7513 infmap2lem1 7529 cnvunopt 9781 counopt 9784 idunop 9841 elunop2t 9876 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 960 ax-gen 961 ax-8 962 ax-10 964 ax-12 966 ax-17 969 ax-4 971 ax-5o 973 ax-6o 976 ax-9o 1121 ax-10o 1138 ax-16 1208 ax-11o 1216 ax-ext 1457 |
| This theorem depends on definitions: df-bi 147 df-an 225 df-ex 979 df-sb 1170 df-clab 1462 df-cleq 1467 df-clel 1470 df-in 2047 df-ss 2049 df-f 3189 df-f1 3190 df-fo 3191 df-f1o 3192 |