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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 1137 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ∈ ℤ) | |
| 2 | peano2z 12544 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑁 + 1) ∈ ℤ) | |
| 3 | 2 | 3ad2ant2 1135 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑁 + 1) ∈ ℤ) |
| 4 | zre 12504 | . . . 4 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℝ) | |
| 5 | zre 12504 | . . . . 5 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
| 6 | letrp1 11997 | . . . . 5 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℝ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) | |
| 7 | 5, 6 | syl3an2 1165 | . . . 4 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) |
| 8 | 4, 7 | syl3an1 1164 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) |
| 9 | 1, 3, 8 | 3jca 1129 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑀 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑀 ≤ (𝑁 + 1))) |
| 10 | eluz2 12769 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁)) | |
| 11 | eluz2 12769 | . 2 ⊢ ((𝑁 + 1) ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑀 ≤ (𝑁 + 1))) | |
| 12 | 9, 10, 11 | 3imtr4i 292 | 1 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 1) ∈ (ℤ≥‘𝑀)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1087 ∈ wcel 2114 class class class wbr 5100 ‘cfv 6500 (class class class)co 7368 ℝcr 11037 1c1 11039 + caddc 11041 ≤ cle 11179 ℤcz 12500 ℤ≥cuz 12763 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-ov 7371 df-oprab 7372 df-mpo 7373 df-om 7819 df-2nd 7944 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-er 8645 df-en 8896 df-dom 8897 df-sdom 8898 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 df-le 11184 df-sub 11378 df-neg 11379 df-nn 12158 df-n0 12414 df-z 12501 df-uz 12764 |
| This theorem is referenced by: peano2uzs 12827 peano2uzr 12828 uzaddcl 12829 fzsplit 13478 fzssp1 13495 fzsuc 13499 fzpred 13500 fzp1ss 13503 fzp1elp1 13505 fztp 13508 fzdif1 13533 fzneuz 13536 fzosplitsnm1 13668 fzofzp1 13692 fzosplitsn 13704 fzosplitpr 13705 fzostep1 13714 om2uzuzi 13884 uzrdgsuci 13895 fzen2 13904 fzfi 13907 seqsplit 13970 seqf1olem1 13976 seqf1olem2 13977 seqz 13985 faclbnd3 14227 bcm1k 14250 seqcoll 14399 seqcoll2 14400 swrds1 14602 pfxccatpfx2 14672 clim2ser 15590 clim2ser2 15591 serf0 15616 iseraltlem2 15618 iseralt 15620 fsump1 15691 fsump1i 15704 fsumparts 15741 cvgcmp 15751 isum1p 15776 isumsup2 15781 climcndslem1 15784 climcndslem2 15785 climcnds 15786 cvgrat 15818 mertenslem1 15819 clim2prod 15823 clim2div 15824 ntrivcvgfvn0 15834 fprodntriv 15877 fprodp1 15904 fprodabs 15909 binomfallfaclem2 15975 pcfac 16839 gsumsplit1r 18624 gsumprval 18625 telgsumfzslem 19929 telgsumfzs 19930 dvply2g 26260 dvply2gOLD 26261 aaliou3lem2 26319 ppinprm 27130 chtnprm 27132 ppiublem1 27181 chtublem 27190 chtub 27191 bposlem6 27268 pntlemf 27584 ostth2lem2 27613 clwwlkvbij 30200 fzsplit3 32883 esumcvg 34263 sseqf 34569 gsumnunsn 34718 signstfvp 34748 iprodefisumlem 35953 poimirlem1 37869 poimirlem2 37870 poimirlem3 37871 poimirlem4 37872 poimirlem6 37874 poimirlem7 37875 poimirlem8 37876 poimirlem9 37877 poimirlem12 37880 poimirlem13 37881 poimirlem14 37882 poimirlem15 37883 poimirlem16 37884 poimirlem17 37885 poimirlem18 37886 poimirlem19 37887 poimirlem20 37888 poimirlem21 37889 poimirlem22 37890 poimirlem23 37891 poimirlem24 37892 poimirlem26 37894 poimirlem27 37895 poimirlem31 37899 poimirlem32 37900 sdclem2 37990 fdc 37993 mettrifi 38005 bfplem2 38071 rexrabdioph 43148 monotuz 43295 wallispilem1 46420 dirkertrigeqlem2 46454 sge0p1 46769 carageniuncllem1 46876 iccpartres 47775 iccelpart 47790 fmtno4prm 47932 |
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