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| Mirrors > Home > MPE Home > Th. List > 23prm | Structured version Visualization version GIF version | ||
| Description: 23 is a prime number. (Contributed by Mario Carneiro, 18-Feb-2014.) (Revised by Mario Carneiro, 20-Apr-2015.) |
| Ref | Expression |
|---|---|
| 23prm | ⊢ ;23 ∈ ℙ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 2nn0 12416 | . . 3 ⊢ 2 ∈ ℕ0 | |
| 2 | 3nn 12222 | . . 3 ⊢ 3 ∈ ℕ | |
| 3 | 1, 2 | decnncl 12625 | . 2 ⊢ ;23 ∈ ℕ |
| 4 | 2nn 12216 | . . 3 ⊢ 2 ∈ ℕ | |
| 5 | 3nn0 12417 | . . 3 ⊢ 3 ∈ ℕ0 | |
| 6 | 1nn0 12415 | . . 3 ⊢ 1 ∈ ℕ0 | |
| 7 | 1lt10 12744 | . . 3 ⊢ 1 < ;10 | |
| 8 | 4, 5, 6, 7 | declti 12643 | . 2 ⊢ 1 < ;23 |
| 9 | 4 | nncni 12153 | . . . 4 ⊢ 2 ∈ ℂ |
| 10 | 9 | mullidi 11135 | . . 3 ⊢ (1 · 2) = 2 |
| 11 | df-3 12207 | . . 3 ⊢ 3 = (2 + 1) | |
| 12 | 1, 6, 10, 11 | dec2dvds 16989 | . 2 ⊢ ¬ 2 ∥ ;23 |
| 13 | 7nn0 12421 | . . 3 ⊢ 7 ∈ ℕ0 | |
| 14 | 7cn 12237 | . . . . 5 ⊢ 7 ∈ ℂ | |
| 15 | 2 | nncni 12153 | . . . . 5 ⊢ 3 ∈ ℂ |
| 16 | 7t3e21 12715 | . . . . 5 ⊢ (7 · 3) = ;21 | |
| 17 | 14, 15, 16 | mulcomli 11139 | . . . 4 ⊢ (3 · 7) = ;21 |
| 18 | 1p2e3 12281 | . . . 4 ⊢ (1 + 2) = 3 | |
| 19 | 1, 6, 1, 17, 18 | decaddi 12665 | . . 3 ⊢ ((3 · 7) + 2) = ;23 |
| 20 | 2lt3 12310 | . . 3 ⊢ 2 < 3 | |
| 21 | 2, 13, 4, 19, 20 | ndvdsi 16337 | . 2 ⊢ ¬ 3 ∥ ;23 |
| 22 | 5nn 12229 | . . 3 ⊢ 5 ∈ ℕ | |
| 23 | 3lt5 12316 | . . 3 ⊢ 3 < 5 | |
| 24 | 1, 5, 22, 23 | declt 12633 | . 2 ⊢ ;23 < ;25 |
| 25 | 3, 8, 12, 21, 24 | prmlem1 17033 | 1 ⊢ ;23 ∈ ℙ |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2113 (class class class)co 7356 1c1 11025 · cmul 11029 2c2 12198 3c3 12199 5c5 12201 7c7 12203 ;cdc 12605 ℙcprime 16596 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2706 ax-sep 5239 ax-nul 5249 ax-pow 5308 ax-pr 5375 ax-un 7678 ax-cnex 11080 ax-resscn 11081 ax-1cn 11082 ax-icn 11083 ax-addcl 11084 ax-addrcl 11085 ax-mulcl 11086 ax-mulrcl 11087 ax-mulcom 11088 ax-addass 11089 ax-mulass 11090 ax-distr 11091 ax-i2m1 11092 ax-1ne0 11093 ax-1rid 11094 ax-rnegex 11095 ax-rrecex 11096 ax-cnre 11097 ax-pre-lttri 11098 ax-pre-lttrn 11099 ax-pre-ltadd 11100 ax-pre-mulgt0 11101 ax-pre-sup 11102 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2809 df-nfc 2883 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3059 df-rmo 3348 df-reu 3349 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4862 df-iun 4946 df-br 5097 df-opab 5159 df-mpt 5178 df-tr 5204 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-1o 8395 df-2o 8396 df-er 8633 df-en 8882 df-dom 8883 df-sdom 8884 df-fin 8885 df-sup 9343 df-inf 9344 df-pnf 11166 df-mnf 11167 df-xr 11168 df-ltxr 11169 df-le 11170 df-sub 11364 df-neg 11365 df-div 11793 df-nn 12144 df-2 12206 df-3 12207 df-4 12208 df-5 12209 df-6 12210 df-7 12211 df-8 12212 df-9 12213 df-n0 12400 df-z 12487 df-dec 12606 df-uz 12750 df-rp 12904 df-fz 13422 df-seq 13923 df-exp 13983 df-cj 15020 df-re 15021 df-im 15022 df-sqrt 15156 df-abs 15157 df-dvds 16178 df-prm 16597 |
| This theorem is referenced by: bpos1 27248 |
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