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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 14656 | . 2 ⊢ 〈“𝐴”〉 = 〈“( I ‘𝐴)”〉 | |
| 2 | fvex 6898 | . . 3 ⊢ ( I ‘𝐴) ∈ V | |
| 3 | s1cl 14661 | . . 3 ⊢ (( I ‘𝐴) ∈ V → 〈“( I ‘𝐴)”〉 ∈ Word V) | |
| 4 | 2, 3 | ax-mp 5 | . 2 ⊢ 〈“( I ‘𝐴)”〉 ∈ Word V |
| 5 | 1, 4 | eqeltri 2861 | 1 ⊢ 〈“𝐴”〉 ∈ Word V |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2146 Vcvv 3457 I cid 5557 ‘cfv 6540 Word cword 14570 〈“cs1 14654 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 ax-cnex 11173 ax-resscn 11174 ax-1cn 11175 ax-icn 11176 ax-addcl 11177 ax-addrcl 11178 ax-mulcl 11179 ax-mulrcl 11180 ax-mulcom 11181 ax-addass 11182 ax-mulass 11183 ax-distr 11184 ax-i2m1 11185 ax-1ne0 11186 ax-1rid 11187 ax-rnegex 11188 ax-rrecex 11189 ax-cnre 11190 ax-pre-lttri 11191 ax-pre-lttrn 11192 ax-pre-ltadd 11193 ax-pre-mulgt0 11194 |
| 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 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7376 df-ov 7422 df-oprab 7423 df-mpo 7424 df-om 7869 df-1st 7992 df-2nd 7993 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-er 8700 df-en 8950 df-dom 8951 df-sdom 8952 df-pnf 11262 df-mnf 11263 df-xr 11264 df-ltxr 11265 df-le 11266 df-sub 11460 df-neg 11461 df-nn 12251 df-n0 12522 df-z 12609 df-uz 12881 df-fz 13554 df-fzo 13702 df-word 14571 df-s1 14655 |
| This theorem is used by: s1dm 14667 eqs1 14672 ccatws1clv 14677 ccats1alpha 14679 ccatws1len 14680 ccat2s1len 14683 ccats1val1 14686 ccat1st1st 14688 ccat2s1p1 14689 ccat2s1p2 14690 ccatw2s1ass 14691 ccat2s1fvw 14698 revs1 14826 cats1cli 14920 cats1fvn 14921 cats1fv 14922 cats1len 14923 cats1cat 14924 cats2cat 14925 s2cli 14943 s2fv0 14950 s2fv1 14951 s2len 14952 s0s1 14985 s1s2 14986 s1s3 14987 s1s4 14988 s1s5 14989 s1s6 14990 s1s7 14991 s2s2 14992 s4s2 14993 s2s5 14997 s5s2 14998 s2rn 15026 s3rn 15027 s7rn 15028 clwwlkwwlksb 30474 clwwlknon1sn 30520 clwwlknon1le1 30521 loop1cycl 30573 1pthon2v 30577 wlk2v2e 30581 konigsberglem1 30676 konigsberglem2 30677 konigsberglem3 30678 ccatws1f1o 33339 mrsubcv 36041 mrsubrn 36044 mvhf1 36090 msubvrs 36091 |
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