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| Mirrors > Home > MPE Home > Th. List > nn0fz0 | Structured version Visualization version GIF version | ||
| Description: A nonnegative integer is always part of the finite set of sequential nonnegative integers with this integer as upper bound. (Contributed by Scott Fenton, 21-Mar-2018.) |
| Ref | Expression |
|---|---|
| nn0fz0 | ⊢ (𝑁 ∈ ℕ0 ↔ 𝑁 ∈ (0...𝑁)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | id 23 | . . 3 ⊢ (𝑁 ∈ ℕ0 → 𝑁 ∈ ℕ0) | |
| 2 | nn0re 12524 | . . . 4 ⊢ (𝑁 ∈ ℕ0 → 𝑁 ∈ ℝ) | |
| 3 | 2 | leidd 11791 | . . 3 ⊢ (𝑁 ∈ ℕ0 → 𝑁 ≤ 𝑁) |
| 4 | fznn0 13660 | . . 3 ⊢ (𝑁 ∈ ℕ0 → (𝑁 ∈ (0...𝑁) ↔ (𝑁 ∈ ℕ0 ∧ 𝑁 ≤ 𝑁))) | |
| 5 | 1, 3, 4 | mpbir2and 726 | . 2 ⊢ (𝑁 ∈ ℕ0 → 𝑁 ∈ (0...𝑁)) |
| 6 | elfz3nn0 13662 | . 2 ⊢ (𝑁 ∈ (0...𝑁) → 𝑁 ∈ ℕ0) | |
| 7 | 5, 6 | impbii 212 | 1 ⊢ (𝑁 ∈ ℕ0 ↔ 𝑁 ∈ (0...𝑁)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ↔ wb 209 ∈ wcel 2146 class class class wbr 5111 (class class class)co 7416 0cc0 11111 ≤ cle 11255 ℕ0cn0 12515 ...cfz 13547 |
| 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 2737 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7738 ax-cnex 11167 ax-resscn 11168 ax-1cn 11169 ax-icn 11170 ax-addcl 11171 ax-addrcl 11172 ax-mulcl 11173 ax-mulrcl 11174 ax-mulcom 11175 ax-addass 11176 ax-mulass 11177 ax-distr 11178 ax-i2m1 11179 ax-1ne0 11180 ax-1rid 11181 ax-rnegex 11182 ax-rrecex 11183 ax-cnre 11184 ax-pre-lttri 11185 ax-pre-lttrn 11186 ax-pre-ltadd 11187 ax-pre-mulgt0 11188 |
| 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 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7373 df-ov 7419 df-oprab 7420 df-mpo 7421 df-om 7865 df-1st 7988 df-2nd 7989 df-frecs 8280 df-wrecs 8311 df-recs 8360 df-rdg 8399 df-er 8696 df-en 8946 df-dom 8947 df-sdom 8948 df-pnf 11256 df-mnf 11257 df-xr 11258 df-ltxr 11259 df-le 11260 df-sub 11454 df-neg 11455 df-nn 12245 df-n0 12516 df-z 12603 df-uz 12875 df-fz 13548 |
| This theorem is used by: swrdrlen 14715 pfxid 14740 pfxccat1 14757 pfxpfxid 14764 pfxcctswrd 14765 pfxccatin12 14788 pfxccatid 14796 revpfxsfxrev 14823 cshwlen 14856 cshwidxmod 14860 fallfacfac 16117 cayhamlem1 23053 cpmadugsumlemF 23063 wlkepvtx 30042 wlkp1lem7 30061 wlkp1lem8 30062 dfpth2 30117 spthdep 30123 crctcshwlkn0lem6 30207 crctcsh 30216 wwlknllvtx 30238 wwlksnred 30284 wpthswwlks2on 30356 konigsbergiedgw 30646 konigsberglem1 30650 konigsberglem2 30651 konigsberglem3 30652 dlwwlknondlwlknonf1olem1 30762 splfv3 33318 gsummulsubdishift1 33428 gsummulsubdishift2 33429 gsummulsubdishift1s 33430 gsummulsubdishift2s 33431 cycpmco2f1 33484 cycpmco2rn 33485 cycpmco2lem3 33488 cycpmco2lem4 33489 cycpmco2lem5 33490 cycpmco2lem6 33491 cycpmco2lem7 33492 cycpmco2 33493 esplyfvn 34007 iwrdsplit 34818 fibp1 34832 poimirlem10 38314 poimirlem17 38321 poimirlem23 38327 poimirlem26 38330 poimirlem27 38331 iccpartiltu 48204 iccpartlt 48206 iccpartleu 48210 iccpartrn 48212 iccelpart 48215 iccpartiun 48216 iccpartdisj 48219 upgrimpthslem2 48706 upgrimpths 48707 upgrimcycls 48709 cycl3grtri 48745 usgrexmpl1lem 48819 |
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