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Mirrors > Home > MPE Home > Th. List > peano2uz | Structured version Visualization version GIF version |
Description: Second Peano postulate for an upper set of integers. (Contributed by NM, 7-Sep-2005.) |
Ref | Expression |
---|---|
peano2uz | ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 1) ∈ (ℤ≥‘𝑀)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp1 1136 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ∈ ℤ) | |
2 | peano2z 12599 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑁 + 1) ∈ ℤ) | |
3 | 2 | 3ad2ant2 1134 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑁 + 1) ∈ ℤ) |
4 | zre 12558 | . . . 4 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℝ) | |
5 | zre 12558 | . . . . 5 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
6 | letrp1 12054 | . . . . 5 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℝ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) | |
7 | 5, 6 | syl3an2 1164 | . . . 4 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) |
8 | 4, 7 | syl3an1 1163 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) |
9 | 1, 3, 8 | 3jca 1128 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑀 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑀 ≤ (𝑁 + 1))) |
10 | eluz2 12824 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁)) | |
11 | eluz2 12824 | . 2 ⊢ ((𝑁 + 1) ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑀 ≤ (𝑁 + 1))) | |
12 | 9, 10, 11 | 3imtr4i 291 | 1 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 1) ∈ (ℤ≥‘𝑀)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ w3a 1087 ∈ wcel 2106 class class class wbr 5147 ‘cfv 6540 (class class class)co 7405 ℝcr 11105 1c1 11107 + caddc 11109 ≤ cle 11245 ℤcz 12554 ℤ≥cuz 12818 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2703 ax-sep 5298 ax-nul 5305 ax-pow 5362 ax-pr 5426 ax-un 7721 ax-cnex 11162 ax-resscn 11163 ax-1cn 11164 ax-icn 11165 ax-addcl 11166 ax-addrcl 11167 ax-mulcl 11168 ax-mulrcl 11169 ax-mulcom 11170 ax-addass 11171 ax-mulass 11172 ax-distr 11173 ax-i2m1 11174 ax-1ne0 11175 ax-1rid 11176 ax-rnegex 11177 ax-rrecex 11178 ax-cnre 11179 ax-pre-lttri 11180 ax-pre-lttrn 11181 ax-pre-ltadd 11182 ax-pre-mulgt0 11183 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2534 df-eu 2563 df-clab 2710 df-cleq 2724 df-clel 2810 df-nfc 2885 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-reu 3377 df-rab 3433 df-v 3476 df-sbc 3777 df-csb 3893 df-dif 3950 df-un 3952 df-in 3954 df-ss 3964 df-pss 3966 df-nul 4322 df-if 4528 df-pw 4603 df-sn 4628 df-pr 4630 df-op 4634 df-uni 4908 df-iun 4998 df-br 5148 df-opab 5210 df-mpt 5231 df-tr 5265 df-id 5573 df-eprel 5579 df-po 5587 df-so 5588 df-fr 5630 df-we 5632 df-xp 5681 df-rel 5682 df-cnv 5683 df-co 5684 df-dm 5685 df-rn 5686 df-res 5687 df-ima 5688 df-pred 6297 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6492 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7361 df-ov 7408 df-oprab 7409 df-mpo 7410 df-om 7852 df-2nd 7972 df-frecs 8262 df-wrecs 8293 df-recs 8367 df-rdg 8406 df-er 8699 df-en 8936 df-dom 8937 df-sdom 8938 df-pnf 11246 df-mnf 11247 df-xr 11248 df-ltxr 11249 df-le 11250 df-sub 11442 df-neg 11443 df-nn 12209 df-n0 12469 df-z 12555 df-uz 12819 |
This theorem is referenced by: peano2uzs 12882 peano2uzr 12883 uzaddcl 12884 fzsplit 13523 fzssp1 13540 fzsuc 13544 fzpred 13545 fzp1ss 13548 fzp1elp1 13550 fztp 13553 fzneuz 13578 fzosplitsnm1 13703 fzofzp1 13725 fzosplitsn 13736 fzosplitpr 13737 fzostep1 13744 om2uzuzi 13910 uzrdgsuci 13921 fzen2 13930 fzfi 13933 seqsplit 13997 seqf1olem1 14003 seqf1olem2 14004 seqz 14012 faclbnd3 14248 bcm1k 14271 seqcoll 14421 seqcoll2 14422 swrds1 14612 pfxccatpfx2 14683 clim2ser 15597 clim2ser2 15598 serf0 15623 iseraltlem2 15625 iseralt 15627 fsump1 15698 fsump1i 15711 fsumparts 15748 cvgcmp 15758 isum1p 15783 isumsup2 15788 climcndslem1 15791 climcndslem2 15792 climcnds 15793 cvgrat 15825 mertenslem1 15826 clim2prod 15830 clim2div 15831 ntrivcvgfvn0 15841 fprodntriv 15882 fprodp1 15909 fprodabs 15914 binomfallfaclem2 15980 pcfac 16828 gsumsplit1r 18602 gsumprval 18603 telgsumfzslem 19850 telgsumfzs 19851 dvply2g 25789 aaliou3lem2 25847 ppinprm 26645 chtnprm 26647 ppiublem1 26694 chtublem 26703 chtub 26704 bposlem6 26781 pntlemf 27097 ostth2lem2 27126 clwwlkvbij 29355 fzsplit3 31992 esumcvg 33072 sseqf 33379 gsumnunsn 33540 signstfvp 33570 iprodefisumlem 34698 poimirlem1 36477 poimirlem2 36478 poimirlem3 36479 poimirlem4 36480 poimirlem6 36482 poimirlem7 36483 poimirlem8 36484 poimirlem9 36485 poimirlem12 36488 poimirlem13 36489 poimirlem14 36490 poimirlem15 36491 poimirlem16 36492 poimirlem17 36493 poimirlem18 36494 poimirlem19 36495 poimirlem20 36496 poimirlem21 36497 poimirlem22 36498 poimirlem23 36499 poimirlem24 36500 poimirlem26 36502 poimirlem27 36503 poimirlem31 36507 poimirlem32 36508 sdclem2 36598 fdc 36601 mettrifi 36613 bfplem2 36679 rexrabdioph 41517 monotuz 41665 wallispilem1 44767 dirkertrigeqlem2 44801 sge0p1 45116 carageniuncllem1 45223 iccpartres 46072 iccelpart 46087 fmtno4prm 46229 |
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