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| Mirrors > Home > ILE Home > Th. List > ensymd | Unicode version | ||
| Description: Symmetry of equinumerosity. Deduction form of ensym 7074. (Contributed by David Moews, 1-May-2017.) |
| Ref | Expression |
|---|---|
| ensymd.1 |
|
| Ref | Expression |
|---|---|
| ensymd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ensymd.1 |
. 2
| |
| 2 | ensym 7074 |
. 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 6812 df-en 7029 |
| This theorem is used by: f1imaeng 7085 f1imaen2g 7086 en2sn 7108 xpdom3m 7138 phplem4 7162 phplem4dom 7169 php5dom 7170 phpm 7173 phplem4on 7175 dif1en 7189 dif1enen 7190 fisbth 7193 fin0 7195 fin0or 7196 fidcen 7209 fientri3 7228 unsnfidcex 7233 unsnfidcel 7234 fiintim 7244 fisseneq 7248 f1ofi 7263 fipwfi 7327 endjusym 7442 eninl 7443 eninr 7444 pm54.43 7542 djuen 7573 dju1en 7575 djuassen 7579 xpdjuen 7580 uzenom 10882 hashennnuni 11239 hashennn 11240 hashcl 11241 hashfz1 11243 hashen 11244 fihashfn 11261 fihashdom 11264 hashunlem 11265 sseqn 11300 hashf1lem2 11307 zfz1iso 11314 summodclem2 12173 zsumdc 12175 prodmodclem2 12368 zproddc 12370 4sqlem11 13208 ennnfonelemen 13369 exmidunben 13374 ctinfom 13376 ctinf 13378 gsumf1ofi 14249 isnzr2 14599 znfi 15098 znhash 15099 usgrsizedgen 16676 upgr2wlkdc 16840 eupthfi 16914 pwf1oexmid 17251 nnnninfen 17287 sbthom 17294 |
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