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Mirrors > Home > NFE Home > Th. List > pw1ex | Unicode version |
Description: The unit power class preserves sethood. (Contributed by SF, 14-Jan-2015.) |
Ref | Expression |
---|---|
pw1ex.1 |
Ref | Expression |
---|---|
pw1ex | 1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | pw1ex.1 | . 2 | |
2 | pw1exg 4303 | . 2 1 | |
3 | 1, 2 | ax-mp 5 | 1 1 |
Colors of variables: wff setvar class |
Syntax hints: wcel 1710 cvv 2860 1 cpw1 4136 |
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-si 4084 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-nin 3212 df-compl 3213 df-in 3214 df-un 3215 df-dif 3216 df-ss 3260 df-nul 3552 df-pw 3725 df-sn 3742 df-pr 3743 df-opk 4059 df-1c 4137 df-pw1 4138 df-xpk 4186 df-cnvk 4187 df-imak 4190 df-p6 4192 df-sik 4193 |
This theorem is referenced by: ins2kexg 4306 ins3kexg 4307 imagekexg 4312 addcexlem 4383 nncex 4397 nnc0suc 4413 nncaddccl 4420 nnsucelrlem1 4425 nndisjeq 4430 preaddccan2lem1 4455 ltfinex 4465 ssfin 4471 ncfinraiselem2 4481 ncfinlowerlem1 4483 tfinrelkex 4488 evenfinex 4504 oddfinex 4505 evenodddisjlem1 4516 nnadjoinlem1 4520 nnpweqlem1 4523 srelkex 4526 sfintfinlem1 4532 tfinnnlem1 4534 spfinex 4538 vfinspsslem1 4551 vfinspss 4552 vfinncsp 4555 phiexg 4572 opexg 4588 proj1exg 4592 proj2exg 4593 phialllem1 4617 setconslem5 4736 1stex 4740 swapex 4743 si3ex 5807 pw1fnval 5852 pw1fnex 5853 fnpw1fn 5854 enpw1pw 6076 enprmaplem4 6080 ncpw1 6153 ncpwpw1 6154 ncspw1eu 6160 eqtc 6162 ceex 6175 ce0addcnnul 6180 cenc 6182 tc11 6229 taddc 6230 cet 6235 tce2 6237 te0c 6238 ce0lenc1 6240 tlenc1c 6241 tcfnex 6245 nchoicelem9 6298 nchoicelem11 6300 nchoicelem16 6305 |
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