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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 1142 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ∈ ℤ) | |
| 2 | peano2z 12566 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑁 + 1) ∈ ℤ) | |
| 3 | 2 | 3ad2ant2 1140 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑁 + 1) ∈ ℤ) |
| 4 | zre 12526 | . . . 4 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℝ) | |
| 5 | zre 12526 | . . . . 5 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
| 6 | letrp1 11997 | . . . . 5 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℝ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) | |
| 7 | 5, 6 | syl3an2 1170 | . . . 4 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) |
| 8 | 4, 7 | syl3an1 1169 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) |
| 9 | 1, 3, 8 | 3jca 1134 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑀 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑀 ≤ (𝑁 + 1))) |
| 10 | eluz2 12792 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁)) | |
| 11 | eluz2 12792 | . 2 ⊢ ((𝑁 + 1) ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑀 ≤ (𝑁 + 1))) | |
| 12 | 9, 10, 11 | 3imtr4i 293 | 1 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 1) ∈ (ℤ≥‘𝑀)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1092 ∈ wcel 2119 class class class wbr 5079 ‘cfv 6492 (class class class)co 7363 ℝcr 11035 1c1 11037 + caddc 11039 ≤ cle 11178 ℤcz 12522 ℤ≥cuz 12786 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2712 ax-sep 5225 ax-nul 5235 ax-pow 5301 ax-pr 5369 ax-un 7685 ax-cnex 11092 ax-resscn 11093 ax-1cn 11094 ax-icn 11095 ax-addcl 11096 ax-addrcl 11097 ax-mulcl 11098 ax-mulrcl 11099 ax-mulcom 11100 ax-addass 11101 ax-mulass 11102 ax-distr 11103 ax-i2m1 11104 ax-1ne0 11105 ax-1rid 11106 ax-rnegex 11107 ax-rrecex 11108 ax-cnre 11109 ax-pre-lttri 11110 ax-pre-lttrn 11111 ax-pre-ltadd 11112 ax-pre-mulgt0 11113 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2719 df-cleq 2732 df-clel 2815 df-nfc 2889 df-ne 2936 df-nel 3040 df-ral 3055 df-rex 3065 df-reu 3346 df-rab 3393 df-v 3434 df-sbc 3731 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4269 df-if 4462 df-pw 4538 df-sn 4563 df-pr 4565 df-op 4569 df-uni 4846 df-iun 4930 df-br 5080 df-opab 5142 df-mpt 5161 df-tr 5187 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7320 df-ov 7366 df-oprab 7367 df-mpo 7368 df-om 7814 df-2nd 7939 df-frecs 8228 df-wrecs 8259 df-recs 8308 df-rdg 8346 df-er 8640 df-en 8891 df-dom 8892 df-sdom 8893 df-pnf 11179 df-mnf 11180 df-xr 11181 df-ltxr 11182 df-le 11183 df-sub 11377 df-neg 11378 df-nn 12173 df-n0 12436 df-z 12523 df-uz 12787 |
| This theorem is referenced by: peano2uzs 12850 peano2uzr 12851 uzaddcl 12852 fzsplit 13502 fzssp1 13519 fzsuc 13523 fzpred 13524 fzp1ss 13527 fzp1elp1 13529 fztp 13532 fzdif1 13557 fzneuz 13560 fzosplitsnm1 13693 fzofzp1 13717 fzosplitsn 13729 fzosplitpr 13730 fzostep1 13739 om2uzuzi 13909 uzrdgsuci 13920 fzen2 13929 fzfi 13932 seqsplit 13995 seqf1olem1 14001 seqf1olem2 14002 seqz 14010 faclbnd3 14252 bcm1k 14275 seqcoll 14424 seqcoll2 14425 swrds1 14627 pfxccatpfx2 14697 clim2ser 15615 clim2ser2 15616 serf0 15641 iseraltlem2 15643 iseralt 15645 fsump1 15716 fsump1i 15729 fsumparts 15767 cvgcmp 15777 isum1p 15804 isumsup2 15809 climcndslem1 15812 climcndslem2 15813 climcnds 15814 cvgrat 15846 mertenslem1 15847 clim2prod 15851 clim2div 15852 ntrivcvgfvn0 15862 fprodntriv 15905 fprodp1 15932 fprodabs 15937 binomfallfaclem2 16003 pcfac 16868 gsumsplit1r 18653 gsumprval 18654 telgsumfzslem 19961 telgsumfzs 19962 dvply2g 26276 aaliou3lem2 26334 ppinprm 27140 chtnprm 27142 ppiublem1 27190 chtublem 27199 chtub 27200 bposlem6 27277 pntlemf 27593 ostth2lem2 27622 clwwlkvbij 30208 fzsplit3 32892 esumcvg 34277 sseqf 34583 gsumnunsn 34732 signstfvp 34762 iprodefisumlem 35975 poimirlem1 37995 poimirlem2 37996 poimirlem3 37997 poimirlem4 37998 poimirlem6 38000 poimirlem7 38001 poimirlem8 38002 poimirlem9 38003 poimirlem12 38006 poimirlem13 38007 poimirlem14 38008 poimirlem15 38009 poimirlem16 38010 poimirlem17 38011 poimirlem18 38012 poimirlem19 38013 poimirlem20 38014 poimirlem21 38015 poimirlem22 38016 poimirlem23 38017 poimirlem24 38018 poimirlem26 38020 poimirlem27 38021 poimirlem31 38025 poimirlem32 38026 sdclem2 38116 fdc 38119 mettrifi 38131 bfplem2 38197 rexrabdioph 43246 monotuz 43393 wallispilem1 46515 dirkertrigeqlem2 46549 sge0p1 46864 carageniuncllem1 46971 iccpartres 47900 iccelpart 47915 fmtno4prm 48060 |
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