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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 12718 | . . . 4 ⊢ (𝑁 ∈ ℤ → (𝑁 + 1) ∈ ℤ) | |
| 3 | 2 | 3ad2ant2 1152 | . . 3 ⊢ ((𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁) → (𝑁 + 1) ∈ ℤ) |
| 4 | zre 12678 | . . . 4 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ ℝ) | |
| 5 | zre 12678 | . . . . 5 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ ℝ) | |
| 6 | letrp1 12142 | . . . . 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 12952 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘𝑀) ↔ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑀 ≤ 𝑁)) | |
| 11 | eluz2 12952 | . 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 2145 class class class wbr 5103 ‘cfv 6531 (class class class)co 7412 ℝcr 11180 1c1 11182 + caddc 11184 ≤ cle 11325 ℤcz 12674 ℤ≥cuz 12946 |
| 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 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7740 ax-cnex 11237 ax-resscn 11238 ax-1cn 11239 ax-icn 11240 ax-addcl 11241 ax-addrcl 11242 ax-mulcl 11243 ax-mulrcl 11244 ax-mulcom 11245 ax-addass 11246 ax-mulass 11247 ax-distr 11248 ax-i2m1 11249 ax-1ne0 11250 ax-1rid 11251 ax-rnegex 11252 ax-rrecex 11253 ax-cnre 11254 ax-pre-lttri 11255 ax-pre-lttrn 11256 ax-pre-ltadd 11257 ax-pre-mulgt0 11258 |
| 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 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6297 df-ord 6358 df-on 6359 df-lim 6360 df-suc 6361 df-iota 6487 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7867 df-2nd 7991 df-frecs 8283 df-wrecs 8314 df-recs 8363 df-rdg 8402 df-er 8701 df-en 8958 df-dom 8959 df-sdom 8960 df-pnf 11326 df-mnf 11327 df-xr 11328 df-ltxr 11329 df-le 11330 df-sub 11524 df-neg 11525 df-nn 12317 df-n0 12588 df-z 12675 df-uz 12947 |
| This theorem is used by: peano2uzs 13010 peano2uzr 13011 uzaddcl 13012 fzsplit 13664 fzssp1 13681 fzsuc 13685 fzpred 13686 fzp1ss 13689 fzp1elp1 13691 fztp 13694 fzdif1 13719 fzneuz 13722 fzosplitsnm1 13855 fzofzp1 13879 fzosplitsn 13891 fzosplitpr 13892 fzostep1 13901 om2uzuzi 14072 uzrdgsuci 14083 fzen2 14092 fzfi 14095 seqsplit 14158 seqf1olem1 14164 seqf1olem2 14165 seqz 14173 faclbnd3 14416 bcm1k 14439 seqcoll 14589 seqcoll2 14590 swrds1 14796 pfxccatpfx2 14866 clim2ser 15802 clim2ser2 15803 serf0 15828 iseraltlem2 15830 iseralt 15832 fsump1 15902 fsump1i 15915 fsumparts 15953 cvgcmp 15963 isum1p 15990 isumsup2 15995 climcndslem1 15998 climcndslem2 15999 climcnds 16000 cvgrat 16032 mertenslem1 16033 clim2prod 16037 clim2div 16038 ntrivcvgfvn0 16048 fprodntriv 16089 fprodp1 16116 fprodabs 16121 binomfallfaclem2 16186 pcfac 17057 gsumsplit1r 18856 gsumprval 18857 telgsumfzslem 20182 telgsumfzs 20183 dvply2g 26588 aaliou3lem2 26652 ppinprm 27461 chtnprm 27463 ppiublem1 27511 chtublem 27520 chtub 27521 bposlem6 27598 pntlemf 27914 ostth2lem2 27943 clwwlkvbij 30686 fzsplit3 33367 esumcvg 34700 sseqf 35007 gsumnunsn 35156 signstfvp 35183 iprodefisumlem 36474 poimirlem1 38507 poimirlem2 38508 poimirlem3 38509 poimirlem4 38510 poimirlem6 38512 poimirlem7 38513 poimirlem8 38514 poimirlem9 38515 poimirlem12 38518 poimirlem13 38519 poimirlem14 38520 poimirlem15 38521 poimirlem16 38522 poimirlem17 38523 poimirlem18 38524 poimirlem19 38525 poimirlem20 38526 poimirlem21 38527 poimirlem22 38528 poimirlem23 38529 poimirlem24 38530 poimirlem26 38532 poimirlem27 38533 poimirlem31 38537 poimirlem32 38538 sdclem2 38644 fdc 38647 mettrifi 38659 bfplem2 38725 rexrabdioph 43754 monotuz 43901 wallispilem1 47019 dirkertrigeqlem2 47053 sge0p1 47368 carageniuncllem1 47475 iccpartres 48444 iccelpart 48459 fmtno4prm 48604 |
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