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| Mirrors > Home > ILE Home > Th. List > ensymd | Unicode version | ||
| Description: Symmetry of equinumerosity. Deduction form of ensym 7072. (Contributed by David Moews, 1-May-2017.) |
| Ref | Expression |
|---|---|
| ensymd.1 |
|
| Ref | Expression |
|---|---|
| ensymd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ensymd.1 |
. 2
| |
| 2 | ensym 7072 |
. 2
| |
| 3 | 1, 2 | syl 14 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4251 ax-pow 4313 ax-pr 4348 ax-un 4580 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-br 4132 df-opab 4194 df-id 4440 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-rn 4787 df-res 4788 df-ima 4789 df-fun 5382 df-fn 5383 df-f 5384 df-f1 5385 df-fo 5386 df-f1o 5387 df-er 6811 df-en 7027 |
| This theorem is used by: f1imaeng 7083 f1imaen2g 7084 en2sn 7106 xpdom3m 7136 phplem4 7160 phplem4dom 7167 php5dom 7168 phpm 7171 phplem4on 7173 dif1en 7187 dif1enen 7188 fisbth 7191 fin0 7193 fin0or 7194 fidcen 7207 fientri3 7226 unsnfidcex 7231 unsnfidcel 7232 fiintim 7242 fisseneq 7246 f1ofi 7261 fipwfi 7327 endjusym 7442 eninl 7443 eninr 7444 pm54.43 7542 djuen 7573 dju1en 7575 djuassen 7579 xpdjuen 7580 uzenom 10883 hashennnuni 11240 hashennn 11241 hashcl 11242 hashfz1 11244 hashen 11245 fihashfn 11262 fihashdom 11265 hashunlem 11266 sseqn 11301 hashf1lem2 11308 zfz1iso 11315 summodclem2 12174 zsumdc 12176 prodmodclem2 12369 zproddc 12371 4sqlem11 13209 ennnfonelemen 13370 exmidunben 13375 ctinfom 13377 ctinf 13379 gsumf1ofi 14250 isnzr2 14600 znfi 15099 znhash 15100 usgrsizedgen 16659 upgr2wlkdc 16823 eupthfi 16897 pwf1oexmid 17234 nnnninfen 17270 sbthom 17277 |
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