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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 12653 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑁 + 1) ∈ ℤ) | |
| 3 | 2 | 3ad2ant2 1152 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑁 + 1) ∈ ℤ) |
| 4 | zre 12613 | . . . 4 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℝ) | |
| 5 | zre 12613 | . . . . 5 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
| 6 | letrp1 12077 | . . . . 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 12886 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁)) | |
| 11 | eluz2 12886 | . 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 2146 class class class wbr 5114 ‘cfv 6543 (class class class)co 7423 ℝcr 11117 1c1 11119 + caddc 11121 ≤ cle 11262 ℤcz 12609 ℤ≥cuz 12880 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-cnex 11174 ax-resscn 11175 ax-1cn 11176 ax-icn 11177 ax-addcl 11178 ax-addrcl 11179 ax-mulcl 11180 ax-mulrcl 11181 ax-mulcom 11182 ax-addass 11183 ax-mulass 11184 ax-distr 11185 ax-i2m1 11186 ax-1ne0 11187 ax-1rid 11188 ax-rnegex 11189 ax-rrecex 11190 ax-cnre 11191 ax-pre-lttri 11192 ax-pre-lttrn 11193 ax-pre-ltadd 11194 ax-pre-mulgt0 11195 |
| 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 2100 df-mo 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5561 df-eprel 5566 df-po 5574 df-so 5575 df-fr 5619 df-we 5621 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-ord 6370 df-on 6371 df-lim 6372 df-suc 6373 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7380 df-ov 7426 df-oprab 7427 df-mpo 7428 df-om 7872 df-2nd 7996 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-er 8703 df-en 8953 df-dom 8954 df-sdom 8955 df-pnf 11263 df-mnf 11264 df-xr 11265 df-ltxr 11266 df-le 11267 df-sub 11461 df-neg 11462 df-nn 12252 df-n0 12523 df-z 12610 df-uz 12881 |
| This theorem is used by: peano2uzs 12944 peano2uzr 12945 uzaddcl 12946 fzsplit 13597 fzssp1 13614 fzsuc 13618 fzpred 13619 fzp1ss 13622 fzp1elp1 13624 fztp 13627 fzdif1 13652 fzneuz 13655 fzosplitsnm1 13788 fzofzp1 13812 fzosplitsn 13824 fzosplitpr 13825 fzostep1 13834 om2uzuzi 14005 uzrdgsuci 14016 fzen2 14025 fzfi 14028 seqsplit 14091 seqf1olem1 14097 seqf1olem2 14098 seqz 14106 faclbnd3 14348 bcm1k 14371 seqcoll 14521 seqcoll2 14522 swrds1 14728 pfxccatpfx2 14798 clim2ser 15732 clim2ser2 15733 serf0 15758 iseraltlem2 15760 iseralt 15762 fsump1 15833 fsump1i 15846 fsumparts 15884 cvgcmp 15894 isum1p 15921 isumsup2 15926 climcndslem1 15929 climcndslem2 15930 climcnds 15931 cvgrat 15963 mertenslem1 15964 clim2prod 15968 clim2div 15969 ntrivcvgfvn0 15979 fprodntriv 16022 fprodp1 16049 fprodabs 16054 binomfallfaclem2 16119 pcfac 16984 gsumsplit1r 18774 gsumprval 18775 telgsumfzslem 20089 telgsumfzs 20090 dvply2g 26483 aaliou3lem2 26543 ppinprm 27353 chtnprm 27355 ppiublem1 27403 chtublem 27412 chtub 27413 bposlem6 27490 pntlemf 27806 ostth2lem2 27835 clwwlkvbij 30501 fzsplit3 33175 esumcvg 34507 sseqf 34814 gsumnunsn 34963 signstfvp 34990 iprodefisumlem 36253 poimirlem1 38313 poimirlem2 38314 poimirlem3 38315 poimirlem4 38316 poimirlem6 38318 poimirlem7 38319 poimirlem8 38320 poimirlem9 38321 poimirlem12 38324 poimirlem13 38325 poimirlem14 38326 poimirlem15 38327 poimirlem16 38328 poimirlem17 38329 poimirlem18 38330 poimirlem19 38331 poimirlem20 38332 poimirlem21 38333 poimirlem22 38334 poimirlem23 38335 poimirlem24 38336 poimirlem26 38338 poimirlem27 38339 poimirlem31 38343 poimirlem32 38344 sdclem2 38434 fdc 38437 mettrifi 38449 bfplem2 38515 rexrabdioph 43562 monotuz 43709 wallispilem1 46820 dirkertrigeqlem2 46854 sge0p1 47169 carageniuncllem1 47276 iccpartres 48208 iccelpart 48223 fmtno4prm 48368 |
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