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| Mirrors > Home > MPE Home > Th. List > sswrd | Structured version Visualization version GIF version | ||
| Description: The set of words respects ordering on the base set. (Contributed by Stefan O'Rear, 15-Aug-2015.) (Revised by Mario Carneiro, 26-Feb-2016.) (Proof shortened by AV, 13-May-2020.) |
| Ref | Expression |
|---|---|
| sswrd | ⊢ (𝑆 ⊆ 𝑇 → Word 𝑆 ⊆ Word 𝑇) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fss 6731 | . . . 4 ⊢ ((𝑤:(0..^(♯‘𝑤))⟶𝑆 ∧ 𝑆 ⊆ 𝑇) → 𝑤:(0..^(♯‘𝑤))⟶𝑇) | |
| 2 | 1 | expcom 419 | . . 3 ⊢ (𝑆 ⊆ 𝑇 → (𝑤:(0..^(♯‘𝑤))⟶𝑆 → 𝑤:(0..^(♯‘𝑤))⟶𝑇)) |
| 3 | iswrdb 14672 | . . 3 ⊢ (𝑤 ∈ Word 𝑆 ↔ 𝑤:(0..^(♯‘𝑤))⟶𝑆) | |
| 4 | iswrdb 14672 | . . 3 ⊢ (𝑤 ∈ Word 𝑇 ↔ 𝑤:(0..^(♯‘𝑤))⟶𝑇) | |
| 5 | 2, 3, 4 | 3imtr4g 299 | . 2 ⊢ (𝑆 ⊆ 𝑇 → (𝑤 ∈ Word 𝑆 → 𝑤 ∈ Word 𝑇)) |
| 6 | 5 | ssrdv 3915 | 1 ⊢ (𝑆 ⊆ 𝑇 → Word 𝑆 ⊆ Word 𝑇) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2144 ⊆ wss 3896 ⟶wf 6539 ‘cfv 6543 (class class class)co 7424 0cc0 11207 ..^cfzo 13795 ♯chash 14481 Word cword 14665 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5327 ax-pr 5391 ax-un 7755 ax-cnex 11263 ax-resscn 11264 ax-1cn 11265 ax-icn 11266 ax-addcl 11267 ax-addrcl 11268 ax-mulcl 11269 ax-mulrcl 11270 ax-mulcom 11271 ax-addass 11272 ax-mulass 11273 ax-distr 11274 ax-i2m1 11275 ax-1ne0 11276 ax-1rid 11277 ax-rnegex 11278 ax-rrecex 11279 ax-cnre 11280 ax-pre-lttri 11281 ax-pre-lttrn 11282 ax-pre-ltadd 11283 ax-pre-mulgt0 11284 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3848 df-ss 3897 df-pss 4013 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-int 4907 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 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 6307 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6497 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7381 df-ov 7427 df-oprab 7428 df-mpo 7429 df-om 7882 df-1st 8005 df-2nd 8006 df-frecs 8307 df-wrecs 8338 df-recs 8387 df-rdg 8426 df-1o 8484 df-er 8725 df-en 8982 df-dom 8983 df-sdom 8984 df-fin 8985 df-card 10027 df-pnf 11352 df-mnf 11353 df-xr 11354 df-ltxr 11355 df-le 11356 df-sub 11550 df-neg 11551 df-nn 12343 df-n0 12614 df-z 12701 df-uz 12973 df-fz 13647 df-fzo 13796 df-hash 14482 df-word 14666 |
| This theorem is used by: wrdv 14681 wrdeq 14688 chndss 18799 gsumwspan 19051 frmdsssubm 19066 frmdss2 19068 symgtrinv 19695 psgnunilem5 19717 psgnunilem2 19718 psgnuni 19722 ablfaclem3 20312 psgnghm 21895 psgndiflemB 21915 subgrwlk 30278 ccatws1f1olast 33565 gsumwun 33687 cyc3genpm 33763 elrgspnlem1 33853 elrgspnlem2 33854 elrgspnlem3 33855 elrgspnlem4 33856 elrgspn 33857 elrgspnsubrunlem1 33858 elrgspnsubrunlem2 33859 domnprodn0 33889 1arithidomlem1 34117 1arithidomlem2 34118 1arithidom 34119 1arithufdlem2 34127 1arithufdlem3 34128 dfufd2lem 34131 wrddrin 48033 wrddun 48035 |
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