| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > wrdsymb | Structured version Visualization version GIF version | ||
| Description: A word is a word over the symbols it consists of. (Contributed by AV, 1-Dec-2022.) |
| Ref | Expression |
|---|---|
| wrdsymb | ⊢ (𝑆 ∈ Word 𝐴 → 𝑆 ∈ Word (𝑆 “ (0..^(♯‘𝑆)))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | wrdf 14687 | . . 3 ⊢ (𝑆 ∈ Word 𝐴 → 𝑆:(0..^(♯‘𝑆))⟶𝐴) | |
| 2 | fimadmfo 6824 | . . 3 ⊢ (𝑆:(0..^(♯‘𝑆))⟶𝐴 → 𝑆:(0..^(♯‘𝑆))⟶onto(𝑆 “ (0..^(♯‘𝑆)))) | |
| 3 | fof 6815 | . . 3 ⊢ (𝑆:(0..^(♯‘𝑆))⟶onto(𝑆 “ (0..^(♯‘𝑆))) → 𝑆:(0..^(♯‘𝑆))⟶(𝑆 “ (0..^(♯‘𝑆)))) | |
| 4 | 1, 2, 3 | 3syl 19 | . 2 ⊢ (𝑆 ∈ Word 𝐴 → 𝑆:(0..^(♯‘𝑆))⟶(𝑆 “ (0..^(♯‘𝑆)))) |
| 5 | iswrdb 14689 | . 2 ⊢ (𝑆 ∈ Word (𝑆 “ (0..^(♯‘𝑆))) ↔ 𝑆:(0..^(♯‘𝑆))⟶(𝑆 “ (0..^(♯‘𝑆)))) | |
| 6 | 4, 5 | sylibr 237 | 1 ⊢ (𝑆 ∈ Word 𝐴 → 𝑆 ∈ Word (𝑆 “ (0..^(♯‘𝑆)))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2147 “ cima 5658 ⟶wf 6551 ⟶ontowfo 6553 ‘cfv 6555 (class class class)co 7440 0cc0 11224 ..^cfzo 13812 ♯chash 14498 Word cword 14682 |
| 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 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7772 ax-cnex 11280 ax-resscn 11281 ax-1cn 11282 ax-icn 11283 ax-addcl 11284 ax-addrcl 11285 ax-mulcl 11286 ax-mulrcl 11287 ax-mulcom 11288 ax-addass 11289 ax-mulass 11290 ax-distr 11291 ax-i2m1 11292 ax-1ne0 11293 ax-1rid 11294 ax-rnegex 11295 ax-rrecex 11296 ax-cnre 11297 ax-pre-lttri 11298 ax-pre-lttrn 11299 ax-pre-ltadd 11300 ax-pre-mulgt0 11301 |
| 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-int 4911 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6319 df-ord 6380 df-on 6381 df-lim 6382 df-suc 6383 df-iota 6509 df-fun 6557 df-fn 6558 df-f 6559 df-f1 6560 df-fo 6561 df-f1o 6562 df-fv 6563 df-riota 7397 df-ov 7443 df-oprab 7444 df-mpo 7445 df-om 7899 df-1st 8022 df-2nd 8023 df-frecs 8324 df-wrecs 8355 df-recs 8404 df-rdg 8443 df-1o 8501 df-er 8742 df-en 8999 df-dom 9000 df-sdom 9001 df-fin 9002 df-card 10044 df-pnf 11369 df-mnf 11370 df-xr 11371 df-ltxr 11372 df-le 11373 df-sub 11567 df-neg 11568 df-nn 12360 df-n0 12631 df-z 12718 df-uz 12990 df-fz 13664 df-fzo 13813 df-hash 14499 df-word 14683 |
| This theorem is used by: (None) |
| Copyright terms: Public domain | W3C validator |