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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 1154 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ∈ ℤ) | |
| 2 | peano2z 12777 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑁 + 1) ∈ ℤ) | |
| 3 | 2 | 3ad2ant2 1152 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑁 + 1) ∈ ℤ) |
| 4 | zre 12737 | . . . 4 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℝ) | |
| 5 | zre 12737 | . . . . 5 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
| 6 | letrp1 12201 | . . . . 5 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℝ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) | |
| 7 | 5, 6 | syl3an2 1182 | . . . 4 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) |
| 8 | 4, 7 | syl3an1 1181 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) |
| 9 | 1, 3, 8 | 3jca 1146 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑀 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑀 ≤ (𝑁 + 1))) |
| 10 | eluz2 13011 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁)) | |
| 11 | eluz2 13011 | . 2 ⊢ ((𝑁 + 1) ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑀 ≤ (𝑁 + 1))) | |
| 12 | 9, 10, 11 | 3imtr4i 295 | 1 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 1) ∈ (ℤ≥‘𝑀)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1103 ∈ wcel 2147 class class class wbr 5108 ‘cfv 6566 (class class class)co 7451 ℝcr 11238 1c1 11240 + caddc 11242 ≤ cle 11383 ℤcz 12733 ℤ≥cuz 13005 |
| 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-sep 5255 ax-nul 5266 ax-pow 5334 ax-pr 5398 ax-un 7783 ax-cnex 11295 ax-resscn 11296 ax-1cn 11297 ax-icn 11298 ax-addcl 11299 ax-addrcl 11300 ax-mulcl 11301 ax-mulrcl 11302 ax-mulcom 11303 ax-addass 11304 ax-mulass 11305 ax-distr 11306 ax-i2m1 11307 ax-1ne0 11308 ax-1rid 11309 ax-rnegex 11310 ax-rrecex 11311 ax-cnre 11312 ax-pre-lttri 11313 ax-pre-lttrn 11314 ax-pre-ltadd 11315 ax-pre-mulgt0 11316 |
| 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 4841 df-uni 4873 df-iun 4958 df-br 5109 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5553 df-eprel 5558 df-po 5566 df-so 5567 df-fr 5611 df-we 5613 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-rn 5669 df-res 5670 df-ima 5671 df-pred 6330 df-ord 6391 df-on 6392 df-lim 6393 df-suc 6394 df-iota 6520 df-fun 6568 df-fn 6569 df-f 6570 df-f1 6571 df-fo 6572 df-f1o 6573 df-fv 6574 df-riota 7408 df-ov 7454 df-oprab 7455 df-mpo 7456 df-om 7912 df-2nd 8036 df-frecs 8337 df-wrecs 8368 df-recs 8417 df-rdg 8456 df-er 8755 df-en 9012 df-dom 9013 df-sdom 9014 df-pnf 11384 df-mnf 11385 df-xr 11386 df-ltxr 11387 df-le 11388 df-sub 11582 df-neg 11583 df-nn 12376 df-n0 12647 df-z 12734 df-uz 13006 |
| This theorem is used by: peano2uzs 13069 peano2uzr 13070 uzaddcl 13071 fzsplit 13724 fzssp1 13741 fzsuc 13745 fzpred 13746 fzp1ss 13749 fzp1elp1 13751 fztp 13754 fzdif1 13779 fzneuz 13782 fzosplitsnm1 13915 fzofzp1 13939 fzosplitsn 13951 fzosplitpr 13952 fzostep1 13961 om2uzuzi 14132 uzrdgsuci 14143 fzen2 14152 fzfi 14155 seqsplit 14218 seqf1olem1 14224 seqf1olem2 14225 seqz 14233 faclbnd3 14477 bcm1k 14500 seqcoll 14650 seqcoll2 14651 swrds1 14858 pfxccatpfx2 14928 clim2ser 15866 clim2ser2 15867 serf0 15892 iseraltlem2 15894 iseralt 15896 fsump1 15966 fsump1i 15979 fsumparts 16017 cvgcmp 16027 isum1p 16054 isumsup2 16059 climcndslem1 16062 climcndslem2 16063 climcnds 16064 cvgrat 16096 mertenslem1 16097 clim2prod 16101 clim2div 16102 ntrivcvgfvn0 16112 fprodntriv 16153 fprodp1 16180 fprodabs 16185 binomfallfaclem2 16250 pcfac 17121 gsumsplit1r 18926 gsumprval 18927 telgsumfzslem 20253 telgsumfzs 20254 dvply2g 26661 aaliou3lem2 26727 ppinprm 27536 chtnprm 27538 ppiublem1 27586 chtublem 27595 chtub 27596 bposlem6 27673 pntlemf 27989 ostth2lem2 28018 clwwlkvbij 30761 fzsplit3 33481 esumcvg 34829 sseqf 35135 gsumnunsn 35284 signstfvp 35311 iprodefisumlem 36720 poimirlem1 38807 poimirlem2 38808 poimirlem3 38809 poimirlem4 38810 poimirlem6 38812 poimirlem7 38813 poimirlem8 38814 poimirlem9 38815 poimirlem12 38818 poimirlem13 38819 poimirlem14 38820 poimirlem15 38821 poimirlem16 38822 poimirlem17 38823 poimirlem18 38824 poimirlem19 38825 poimirlem20 38826 poimirlem21 38827 poimirlem22 38828 poimirlem23 38829 poimirlem24 38830 poimirlem26 38832 poimirlem27 38833 poimirlem31 38837 poimirlem32 38838 sdclem2 38942 fdc 38945 mettrifi 38957 bfplem2 39023 rexrabdioph 44067 monotuz 44214 wallispilem1 47348 dirkertrigeqlem2 47382 sge0p1 47697 carageniuncllem1 47804 iccpartres 48773 iccelpart 48788 fmtno4prm 48933 |
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