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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 12568 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑁 + 1) ∈ ℤ) | |
| 3 | 2 | 3ad2ant2 1135 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑁 + 1) ∈ ℤ) |
| 4 | zre 12528 | . . . 4 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℝ) | |
| 5 | zre 12528 | . . . . 5 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
| 6 | letrp1 11999 | . . . . 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 12794 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁)) | |
| 11 | eluz2 12794 | . 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 5085 ‘cfv 6498 (class class class)co 7367 ℝcr 11037 1c1 11039 + caddc 11041 ≤ cle 11180 ℤcz 12524 ℤ≥cuz 12788 |
| 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 2708 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 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 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3062 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-pss 3909 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-er 8643 df-en 8894 df-dom 8895 df-sdom 8896 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 df-sub 11379 df-neg 11380 df-nn 12175 df-n0 12438 df-z 12525 df-uz 12789 |
| This theorem is referenced by: peano2uzs 12852 peano2uzr 12853 uzaddcl 12854 fzsplit 13504 fzssp1 13521 fzsuc 13525 fzpred 13526 fzp1ss 13529 fzp1elp1 13531 fztp 13534 fzdif1 13559 fzneuz 13562 fzosplitsnm1 13695 fzofzp1 13719 fzosplitsn 13731 fzosplitpr 13732 fzostep1 13741 om2uzuzi 13911 uzrdgsuci 13922 fzen2 13931 fzfi 13934 seqsplit 13997 seqf1olem1 14003 seqf1olem2 14004 seqz 14012 faclbnd3 14254 bcm1k 14277 seqcoll 14426 seqcoll2 14427 swrds1 14629 pfxccatpfx2 14699 clim2ser 15617 clim2ser2 15618 serf0 15643 iseraltlem2 15645 iseralt 15647 fsump1 15718 fsump1i 15731 fsumparts 15769 cvgcmp 15779 isum1p 15806 isumsup2 15811 climcndslem1 15814 climcndslem2 15815 climcnds 15816 cvgrat 15848 mertenslem1 15849 clim2prod 15853 clim2div 15854 ntrivcvgfvn0 15864 fprodntriv 15907 fprodp1 15934 fprodabs 15939 binomfallfaclem2 16005 pcfac 16870 gsumsplit1r 18655 gsumprval 18656 telgsumfzslem 19963 telgsumfzs 19964 dvply2g 26251 aaliou3lem2 26309 ppinprm 27115 chtnprm 27117 ppiublem1 27165 chtublem 27174 chtub 27175 bposlem6 27252 pntlemf 27568 ostth2lem2 27597 clwwlkvbij 30183 fzsplit3 32866 esumcvg 34230 sseqf 34536 gsumnunsn 34685 signstfvp 34715 iprodefisumlem 35922 poimirlem1 37942 poimirlem2 37943 poimirlem3 37944 poimirlem4 37945 poimirlem6 37947 poimirlem7 37948 poimirlem8 37949 poimirlem9 37950 poimirlem12 37953 poimirlem13 37954 poimirlem14 37955 poimirlem15 37956 poimirlem16 37957 poimirlem17 37958 poimirlem18 37959 poimirlem19 37960 poimirlem20 37961 poimirlem21 37962 poimirlem22 37963 poimirlem23 37964 poimirlem24 37965 poimirlem26 37967 poimirlem27 37968 poimirlem31 37972 poimirlem32 37973 sdclem2 38063 fdc 38066 mettrifi 38078 bfplem2 38144 rexrabdioph 43222 monotuz 43369 wallispilem1 46493 dirkertrigeqlem2 46527 sge0p1 46842 carageniuncllem1 46949 iccpartres 47878 iccelpart 47893 fmtno4prm 48038 |
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