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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 1148 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ∈ ℤ) | |
| 2 | peano2z 12605 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑁 + 1) ∈ ℤ) | |
| 3 | 2 | 3ad2ant2 1146 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑁 + 1) ∈ ℤ) |
| 4 | zre 12565 | . . . 4 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℝ) | |
| 5 | zre 12565 | . . . . 5 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
| 6 | letrp1 12028 | . . . . 5 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℝ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) | |
| 7 | 5, 6 | syl3an2 1176 | . . . 4 ⊢ ((𝑀 ∈ ℝ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) |
| 8 | 4, 7 | syl3an1 1175 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → 𝑀 ≤ (𝑁 + 1)) |
| 9 | 1, 3, 8 | 3jca 1140 | . 2 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑀 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑀 ≤ (𝑁 + 1))) |
| 10 | eluz2 12838 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁)) | |
| 11 | eluz2 12838 | . 2 ⊢ ((𝑁 + 1) ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ (𝑁 + 1) ∈ ℤ ∧ 𝑀 ≤ (𝑁 + 1))) | |
| 12 | 9, 10, 11 | 3imtr4i 294 | 1 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) → (𝑁 + 1) ∈ (ℤ≥‘𝑀)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1097 ∈ wcel 2141 class class class wbr 5097 ‘cfv 6515 (class class class)co 7390 ℝcr 11065 1c1 11067 + caddc 11069 ≤ cle 11210 ℤcz 12561 ℤ≥cuz 12832 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5243 ax-nul 5253 ax-pow 5319 ax-pr 5387 ax-un 7712 ax-cnex 11122 ax-resscn 11123 ax-1cn 11124 ax-icn 11125 ax-addcl 11126 ax-addrcl 11127 ax-mulcl 11128 ax-mulrcl 11129 ax-mulcom 11130 ax-addass 11131 ax-mulass 11132 ax-distr 11133 ax-i2m1 11134 ax-1ne0 11135 ax-1rid 11136 ax-rnegex 11137 ax-rrecex 11138 ax-cnre 11139 ax-pre-lttri 11140 ax-pre-lttrn 11141 ax-pre-ltadd 11142 ax-pre-mulgt0 11143 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4863 df-iun 4948 df-br 5098 df-opab 5160 df-mpt 5179 df-tr 5205 df-id 5538 df-eprel 5543 df-po 5551 df-so 5552 df-fr 5596 df-we 5598 df-xp 5649 df-rel 5650 df-cnv 5651 df-co 5652 df-dm 5653 df-rn 5654 df-res 5655 df-ima 5656 df-pred 6282 df-ord 6343 df-on 6344 df-lim 6345 df-suc 6346 df-iota 6471 df-fun 6517 df-fn 6518 df-f 6519 df-f1 6520 df-fo 6521 df-f1o 6522 df-fv 6523 df-riota 7347 df-ov 7393 df-oprab 7394 df-mpo 7395 df-om 7841 df-2nd 7965 df-frecs 8255 df-wrecs 8286 df-recs 8335 df-rdg 8374 df-er 8671 df-en 8921 df-dom 8922 df-sdom 8923 df-pnf 11211 df-mnf 11212 df-xr 11213 df-ltxr 11214 df-le 11215 df-sub 11409 df-neg 11410 df-nn 12204 df-n0 12475 df-z 12562 df-uz 12833 |
| This theorem is referenced by: peano2uzs 12896 peano2uzr 12897 uzaddcl 12898 fzsplit 13548 fzssp1 13565 fzsuc 13569 fzpred 13570 fzp1ss 13573 fzp1elp1 13575 fztp 13578 fzdif1 13603 fzneuz 13606 fzosplitsnm1 13739 fzofzp1 13763 fzosplitsn 13775 fzosplitpr 13776 fzostep1 13785 om2uzuzi 13955 uzrdgsuci 13966 fzen2 13975 fzfi 13978 seqsplit 14041 seqf1olem1 14047 seqf1olem2 14048 seqz 14056 faclbnd3 14298 bcm1k 14321 seqcoll 14470 seqcoll2 14471 swrds1 14673 pfxccatpfx2 14743 clim2ser 15672 clim2ser2 15673 serf0 15698 iseraltlem2 15700 iseralt 15702 fsump1 15773 fsump1i 15786 fsumparts 15824 cvgcmp 15834 isum1p 15861 isumsup2 15866 climcndslem1 15869 climcndslem2 15870 climcnds 15871 cvgrat 15903 mertenslem1 15904 clim2prod 15908 clim2div 15909 ntrivcvgfvn0 15919 fprodntriv 15962 fprodp1 15989 fprodabs 15994 binomfallfaclem2 16060 pcfac 16925 gsumsplit1r 18711 gsumprval 18712 telgsumfzslem 20018 telgsumfzs 20019 dvply2g 26336 aaliou3lem2 26394 ppinprm 27203 chtnprm 27205 ppiublem1 27253 chtublem 27262 chtub 27263 bposlem6 27340 pntlemf 27656 ostth2lem2 27685 clwwlkvbij 30271 fzsplit3 32955 esumcvg 34343 sseqf 34649 gsumnunsn 34798 signstfvp 34825 iprodefisumlem 36050 poimirlem1 38080 poimirlem2 38081 poimirlem3 38082 poimirlem4 38083 poimirlem6 38085 poimirlem7 38086 poimirlem8 38087 poimirlem9 38088 poimirlem12 38091 poimirlem13 38092 poimirlem14 38093 poimirlem15 38094 poimirlem16 38095 poimirlem17 38096 poimirlem18 38097 poimirlem19 38098 poimirlem20 38099 poimirlem21 38100 poimirlem22 38101 poimirlem23 38102 poimirlem24 38103 poimirlem26 38105 poimirlem27 38106 poimirlem31 38110 poimirlem32 38111 sdclem2 38201 fdc 38204 mettrifi 38216 bfplem2 38282 rexrabdioph 43331 monotuz 43478 wallispilem1 46599 dirkertrigeqlem2 46633 sge0p1 46948 carageniuncllem1 47055 iccpartres 47984 iccelpart 47999 fmtno4prm 48144 |
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