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Mirrors > Home > MPE Home > Th. List > fzosplitsn | Structured version Visualization version GIF version |
Description: Extending a half-open range by a singleton on the end. (Contributed by Stefan O'Rear, 23-Aug-2015.) |
Ref | Expression |
---|---|
fzosplitsn | ⊢ (𝐵 ∈ (ℤ≥‘𝐴) → (𝐴..^(𝐵 + 1)) = ((𝐴..^𝐵) ∪ {𝐵})) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | id 22 | . . . 4 ⊢ (𝐵 ∈ (ℤ≥‘𝐴) → 𝐵 ∈ (ℤ≥‘𝐴)) | |
2 | eluzelz 12836 | . . . . 5 ⊢ (𝐵 ∈ (ℤ≥‘𝐴) → 𝐵 ∈ ℤ) | |
3 | uzid 12841 | . . . . 5 ⊢ (𝐵 ∈ ℤ → 𝐵 ∈ (ℤ≥‘𝐵)) | |
4 | peano2uz 12889 | . . . . 5 ⊢ (𝐵 ∈ (ℤ≥‘𝐵) → (𝐵 + 1) ∈ (ℤ≥‘𝐵)) | |
5 | 2, 3, 4 | 3syl 18 | . . . 4 ⊢ (𝐵 ∈ (ℤ≥‘𝐴) → (𝐵 + 1) ∈ (ℤ≥‘𝐵)) |
6 | elfzuzb 13501 | . . . 4 ⊢ (𝐵 ∈ (𝐴...(𝐵 + 1)) ↔ (𝐵 ∈ (ℤ≥‘𝐴) ∧ (𝐵 + 1) ∈ (ℤ≥‘𝐵))) | |
7 | 1, 5, 6 | sylanbrc 582 | . . 3 ⊢ (𝐵 ∈ (ℤ≥‘𝐴) → 𝐵 ∈ (𝐴...(𝐵 + 1))) |
8 | fzosplit 13671 | . . 3 ⊢ (𝐵 ∈ (𝐴...(𝐵 + 1)) → (𝐴..^(𝐵 + 1)) = ((𝐴..^𝐵) ∪ (𝐵..^(𝐵 + 1)))) | |
9 | 7, 8 | syl 17 | . 2 ⊢ (𝐵 ∈ (ℤ≥‘𝐴) → (𝐴..^(𝐵 + 1)) = ((𝐴..^𝐵) ∪ (𝐵..^(𝐵 + 1)))) |
10 | fzosn 13709 | . . . 4 ⊢ (𝐵 ∈ ℤ → (𝐵..^(𝐵 + 1)) = {𝐵}) | |
11 | 2, 10 | syl 17 | . . 3 ⊢ (𝐵 ∈ (ℤ≥‘𝐴) → (𝐵..^(𝐵 + 1)) = {𝐵}) |
12 | 11 | uneq2d 4158 | . 2 ⊢ (𝐵 ∈ (ℤ≥‘𝐴) → ((𝐴..^𝐵) ∪ (𝐵..^(𝐵 + 1))) = ((𝐴..^𝐵) ∪ {𝐵})) |
13 | 9, 12 | eqtrd 2766 | 1 ⊢ (𝐵 ∈ (ℤ≥‘𝐴) → (𝐴..^(𝐵 + 1)) = ((𝐴..^𝐵) ∪ {𝐵})) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1533 ∈ wcel 2098 ∪ cun 3941 {csn 4623 ‘cfv 6537 (class class class)co 7405 1c1 11113 + caddc 11115 ℤcz 12562 ℤ≥cuz 12826 ...cfz 13490 ..^cfzo 13633 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2163 ax-ext 2697 ax-sep 5292 ax-nul 5299 ax-pow 5356 ax-pr 5420 ax-un 7722 ax-cnex 11168 ax-resscn 11169 ax-1cn 11170 ax-icn 11171 ax-addcl 11172 ax-addrcl 11173 ax-mulcl 11174 ax-mulrcl 11175 ax-mulcom 11176 ax-addass 11177 ax-mulass 11178 ax-distr 11179 ax-i2m1 11180 ax-1ne0 11181 ax-1rid 11182 ax-rnegex 11183 ax-rrecex 11184 ax-cnre 11185 ax-pre-lttri 11186 ax-pre-lttrn 11187 ax-pre-ltadd 11188 ax-pre-mulgt0 11189 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2704 df-cleq 2718 df-clel 2804 df-nfc 2879 df-ne 2935 df-nel 3041 df-ral 3056 df-rex 3065 df-reu 3371 df-rab 3427 df-v 3470 df-sbc 3773 df-csb 3889 df-dif 3946 df-un 3948 df-in 3950 df-ss 3960 df-pss 3962 df-nul 4318 df-if 4524 df-pw 4599 df-sn 4624 df-pr 4626 df-op 4630 df-uni 4903 df-iun 4992 df-br 5142 df-opab 5204 df-mpt 5225 df-tr 5259 df-id 5567 df-eprel 5573 df-po 5581 df-so 5582 df-fr 5624 df-we 5626 df-xp 5675 df-rel 5676 df-cnv 5677 df-co 5678 df-dm 5679 df-rn 5680 df-res 5681 df-ima 5682 df-pred 6294 df-ord 6361 df-on 6362 df-lim 6363 df-suc 6364 df-iota 6489 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7361 df-ov 7408 df-oprab 7409 df-mpo 7410 df-om 7853 df-1st 7974 df-2nd 7975 df-frecs 8267 df-wrecs 8298 df-recs 8372 df-rdg 8411 df-er 8705 df-en 8942 df-dom 8943 df-sdom 8944 df-pnf 11254 df-mnf 11255 df-xr 11256 df-ltxr 11257 df-le 11258 df-sub 11450 df-neg 11451 df-nn 12217 df-n0 12477 df-z 12563 df-uz 12827 df-fz 13491 df-fzo 13634 |
This theorem is referenced by: fzosplitpr 13747 fzosplitsni 13749 fzisfzounsn 13750 cats1un 14677 bitsinv1 16390 bitsinvp1 16397 gsmsymgrfixlem1 19347 gsmsymgreqlem2 19351 efgsp1 19657 pgpfaclem1 20003 tgcgr4 28290 wlkp1lem8 29446 wlkp1 29447 crctcshwlkn0lem7 29579 clwlkclwwlklem2a1 29754 clwwlkel 29808 clwwlkwwlksb 29816 wwlksext2clwwlk 29819 eupthp1 29978 fzodif2 32510 fiunelros 33702 signsplypnf 34091 prodfzo03 34144 reprsuc 34156 breprexplema 34171 breprexplemc 34173 nnsum4primeseven 47045 nnsum4primesevenALTV 47046 |
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