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| Mirrors > Home > MPE Home > Th. List > s1cli | Structured version Visualization version GIF version | ||
| Description: A singleton word is a word. (Contributed by Mario Carneiro, 26-Feb-2016.) |
| Ref | Expression |
|---|---|
| s1cli | ⊢ 〈“𝐴”〉 ∈ Word V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ids1 14744 | . 2 ⊢ 〈“𝐴”〉 = 〈“( I ‘𝐴)”〉 | |
| 2 | fvex 6898 | . . 3 ⊢ ( I ‘𝐴) ∈ V | |
| 3 | s1cl 14749 | . . 3 ⊢ (( I ‘𝐴) ∈ V → 〈“( I ‘𝐴)”〉 ∈ Word V) | |
| 4 | 2, 3 | ax-mp 5 | . 2 ⊢ 〈“( I ‘𝐴)”〉 ∈ Word V |
| 5 | 1, 4 | eqeltri 2857 | 1 ⊢ 〈“𝐴”〉 ∈ Word V |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2145 Vcvv 3451 I cid 5545 ‘cfv 6538 Word cword 14658 〈“cs1 14742 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7751 ax-cnex 11256 ax-resscn 11257 ax-1cn 11258 ax-icn 11259 ax-addcl 11260 ax-addrcl 11261 ax-mulcl 11262 ax-mulrcl 11263 ax-mulcom 11264 ax-addass 11265 ax-mulass 11266 ax-distr 11267 ax-i2m1 11268 ax-1ne0 11269 ax-1rid 11270 ax-rnegex 11271 ax-rrecex 11272 ax-cnre 11273 ax-pre-lttri 11274 ax-pre-lttrn 11275 ax-pre-ltadd 11276 ax-pre-mulgt0 11277 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-1st 8001 df-2nd 8002 df-frecs 8299 df-wrecs 8330 df-recs 8379 df-rdg 8418 df-er 8717 df-en 8974 df-dom 8975 df-sdom 8976 df-pnf 11345 df-mnf 11346 df-xr 11347 df-ltxr 11348 df-le 11349 df-sub 11543 df-neg 11544 df-nn 12336 df-n0 12607 df-z 12694 df-uz 12966 df-fz 13640 df-fzo 13789 df-word 14659 df-s1 14743 |
| This theorem is used by: s1dm 14755 eqs1 14760 ccatws1clv 14765 ccats1alpha 14767 ccatws1len 14768 ccat2s1len 14771 ccats1val1 14774 ccat1st1st 14776 ccat2s1p1 14777 ccat2s1p2 14778 ccatw2s1ass 14779 ccat2s1fvw 14786 revs1 14914 cats1cli 15008 cats1fvn 15009 cats1fv 15010 cats1len 15011 cats1cat 15012 cats2cat 15013 s2cli 15031 s2fv0 15038 s2fv1 15039 s2len 15040 s0s1 15073 s1s2 15074 s1s3 15075 s1s4 15076 s1s5 15077 s1s6 15078 s1s7 15079 s2s2 15080 s4s2 15081 s2s5 15085 s5s2 15086 s2rn 15116 s3rn 15117 s7rn 15118 clwwlkwwlksb 30645 clwwlknon1sn 30691 clwwlknon1le1 30692 loop1cycl 30744 1pthon2v 30754 wlk2v2e 30758 konigsberglem1 30853 konigsberglem2 30854 konigsberglem3 30855 ccatws1f1o 33514 mrsubcv 36275 mrsubrn 36278 mvhf1 36324 msubvrs 36325 |
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