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Mirrors > Home > NFE Home > Th. List > nff1o | Unicode version |
Description: Bound-variable hypothesis builder for a one-to-one onto function. (Contributed by NM, 16-May-2004.) |
Ref | Expression |
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nff1o.1 | |
nff1o.2 | |
nff1o.3 |
Ref | Expression |
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nff1o |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-f1o 4795 | . 2 | |
2 | nff1o.1 | . . . 4 | |
3 | nff1o.2 | . . . 4 | |
4 | nff1o.3 | . . . 4 | |
5 | 2, 3, 4 | nff1 5257 | . . 3 |
6 | 2, 3, 4 | nffo 5269 | . . 3 |
7 | 5, 6 | nfan 1824 | . 2 |
8 | 1, 7 | nfxfr 1570 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wa 358 wnf 1544 wnfc 2477 wf1 4779 wfo 4780 wf1o 4781 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1546 ax-5 1557 ax-17 1616 ax-9 1654 ax-8 1675 ax-6 1729 ax-7 1734 ax-11 1746 ax-12 1925 ax-ext 2334 ax-nin 4079 ax-xp 4080 ax-cnv 4081 ax-1c 4082 ax-sset 4083 ax-si 4084 ax-ins2 4085 ax-ins3 4086 ax-typlower 4087 ax-sn 4088 |
This theorem depends on definitions: df-bi 177 df-or 359 df-an 360 df-3an 936 df-nan 1288 df-tru 1319 df-ex 1542 df-nf 1545 df-sb 1649 df-clab 2340 df-cleq 2346 df-clel 2349 df-nfc 2479 df-ne 2519 df-ral 2620 df-rex 2621 df-v 2862 df-sbc 3048 df-nin 3212 df-compl 3213 df-in 3214 df-un 3215 df-dif 3216 df-symdif 3217 df-ss 3260 df-nul 3552 df-if 3664 df-pw 3725 df-sn 3742 df-pr 3743 df-uni 3893 df-int 3928 df-opk 4059 df-1c 4137 df-pw1 4138 df-uni1 4139 df-xpk 4186 df-cnvk 4187 df-ins2k 4188 df-ins3k 4189 df-imak 4190 df-cok 4191 df-p6 4192 df-sik 4193 df-ssetk 4194 df-imagek 4195 df-idk 4196 df-addc 4379 df-nnc 4380 df-phi 4566 df-op 4567 df-opab 4624 df-br 4641 df-co 4727 df-ima 4728 df-cnv 4786 df-rn 4787 df-dm 4788 df-fun 4790 df-fn 4791 df-f 4792 df-f1 4793 df-fo 4794 df-f1o 4795 |
This theorem is referenced by: nfiso 5488 |
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