| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > s1cl | Structured version Visualization version GIF version | ||
| Description: A singleton word is a word. (Contributed by Stefan O'Rear, 15-Aug-2015.) (Revised by Mario Carneiro, 26-Feb-2016.) (Proof shortened by AV, 23-Nov-2018.) |
| Ref | Expression |
|---|---|
| s1cl | ⊢ (𝐴 ∈ 𝐵 → 〈“𝐴”〉 ∈ Word 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | s1val 14775 | . 2 ⊢ (𝐴 ∈ 𝐵 → 〈“𝐴”〉 = {〈0, 𝐴〉}) | |
| 2 | snopiswrd 14698 | . 2 ⊢ (𝐴 ∈ 𝐵 → {〈0, 𝐴〉} ∈ Word 𝐵) | |
| 3 | 1, 2 | eqeltrd 2864 | 1 ⊢ (𝐴 ∈ 𝐵 → 〈“𝐴”〉 ∈ Word 𝐵) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2147 {csn 4588 〈cop 4838 0cc0 11230 Word cword 14688 〈“cs1 14772 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5236 ax-sep 5253 ax-nul 5264 ax-pow 5332 ax-pr 5396 ax-un 7778 ax-cnex 11286 ax-resscn 11287 ax-1cn 11288 ax-icn 11289 ax-addcl 11290 ax-addrcl 11291 ax-mulcl 11292 ax-mulrcl 11293 ax-mulcom 11294 ax-addass 11295 ax-mulass 11296 ax-distr 11297 ax-i2m1 11298 ax-1ne0 11299 ax-1rid 11300 ax-rnegex 11301 ax-rrecex 11302 ax-cnre 11303 ax-pre-lttri 11304 ax-pre-lttrn 11305 ax-pre-ltadd 11306 ax-pre-mulgt0 11307 |
| 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 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5172 df-mpt 5191 df-tr 5217 df-id 5551 df-eprel 5556 df-po 5564 df-so 5565 df-fr 5609 df-we 5611 df-xp 5662 df-rel 5663 df-cnv 5664 df-co 5665 df-dm 5666 df-rn 5667 df-res 5668 df-ima 5669 df-pred 6325 df-ord 6386 df-on 6387 df-lim 6388 df-suc 6389 df-iota 6515 df-fun 6563 df-fn 6564 df-f 6565 df-f1 6566 df-fo 6567 df-f1o 6568 df-fv 6569 df-riota 7403 df-ov 7449 df-oprab 7450 df-mpo 7451 df-om 7905 df-1st 8028 df-2nd 8029 df-frecs 8330 df-wrecs 8361 df-recs 8410 df-rdg 8449 df-er 8748 df-en 9005 df-dom 9006 df-sdom 9007 df-pnf 11375 df-mnf 11376 df-xr 11377 df-ltxr 11378 df-le 11379 df-sub 11573 df-neg 11574 df-nn 12366 df-n0 12637 df-z 12724 df-uz 12996 df-fz 13670 df-fzo 13819 df-word 14689 df-s1 14773 |
| This theorem is used by: s1cld 14780 s1cli 14782 lsws1 14790 wrdl1s1 14793 ccatws1cl 14795 ccat2s1cl 14797 ccats1alpha 14798 ccats1val2 14806 lswccats1 14813 cats1un 14901 reuccatpfxs1 14927 s2prop 15090 s2eq2s1eq 15119 s3eqs2s1eq 15121 gsumws2 19070 gsumccatsn 19071 vrmdval 19085 vrmdf 19086 psgnpmtr 19757 efgsval2 19980 wwlksnext 30515 wwlksnextbi 30516 wwlksnextsurj 30522 rusgrnumwwlkb0 30596 loopclwwlkn1b 30666 clwwlkn1loopb 30667 clwwlkext2edg 30680 wwlksext2clwwlk 30681 clwwlknon1loop 30722 1ewlk 30739 1wlkdlem3 30763 numclwwlk2lem1lem 30976 numclwwlk1lem2foalem 30985 numclwwlk1lem2fo 30992 signstf0 35280 signstfvn 35281 signstfvp 35283 signstfvneq0 35284 signstfvc 35286 signsvf1 35293 signsvfn 35294 signshf 35300 |
| Copyright terms: Public domain | W3C validator |