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Mirrors > Home > MPE Home > Th. List > 3prm | Structured version Visualization version GIF version |
Description: 3 is a prime number. (Contributed by Paul Chapman, 22-Jun-2011.) |
Ref | Expression |
---|---|
3prm | ⊢ 3 ∈ ℙ |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3z 12353 | . . 3 ⊢ 3 ∈ ℤ | |
2 | 1lt3 12146 | . . 3 ⊢ 1 < 3 | |
3 | eluz2b1 12659 | . . 3 ⊢ (3 ∈ (ℤ≥‘2) ↔ (3 ∈ ℤ ∧ 1 < 3)) | |
4 | 1, 2, 3 | mpbir2an 708 | . 2 ⊢ 3 ∈ (ℤ≥‘2) |
5 | elfz1eq 13267 | . . . . 5 ⊢ (𝑧 ∈ (2...2) → 𝑧 = 2) | |
6 | n2dvds3 16080 | . . . . . 6 ⊢ ¬ 2 ∥ 3 | |
7 | breq1 5077 | . . . . . 6 ⊢ (𝑧 = 2 → (𝑧 ∥ 3 ↔ 2 ∥ 3)) | |
8 | 6, 7 | mtbiri 327 | . . . . 5 ⊢ (𝑧 = 2 → ¬ 𝑧 ∥ 3) |
9 | 5, 8 | syl 17 | . . . 4 ⊢ (𝑧 ∈ (2...2) → ¬ 𝑧 ∥ 3) |
10 | 3m1e2 12101 | . . . . 5 ⊢ (3 − 1) = 2 | |
11 | 10 | oveq2i 7286 | . . . 4 ⊢ (2...(3 − 1)) = (2...2) |
12 | 9, 11 | eleq2s 2857 | . . 3 ⊢ (𝑧 ∈ (2...(3 − 1)) → ¬ 𝑧 ∥ 3) |
13 | 12 | rgen 3074 | . 2 ⊢ ∀𝑧 ∈ (2...(3 − 1)) ¬ 𝑧 ∥ 3 |
14 | isprm3 16388 | . 2 ⊢ (3 ∈ ℙ ↔ (3 ∈ (ℤ≥‘2) ∧ ∀𝑧 ∈ (2...(3 − 1)) ¬ 𝑧 ∥ 3)) | |
15 | 4, 13, 14 | mpbir2an 708 | 1 ⊢ 3 ∈ ℙ |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 = wceq 1539 ∈ wcel 2106 ∀wral 3064 class class class wbr 5074 ‘cfv 6433 (class class class)co 7275 1c1 10872 < clt 11009 − cmin 11205 2c2 12028 3c3 12029 ℤcz 12319 ℤ≥cuz 12582 ...cfz 13239 ∥ cdvds 15963 ℙcprime 16376 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 ax-cnex 10927 ax-resscn 10928 ax-1cn 10929 ax-icn 10930 ax-addcl 10931 ax-addrcl 10932 ax-mulcl 10933 ax-mulrcl 10934 ax-mulcom 10935 ax-addass 10936 ax-mulass 10937 ax-distr 10938 ax-i2m1 10939 ax-1ne0 10940 ax-1rid 10941 ax-rnegex 10942 ax-rrecex 10943 ax-cnre 10944 ax-pre-lttri 10945 ax-pre-lttrn 10946 ax-pre-ltadd 10947 ax-pre-mulgt0 10948 ax-pre-sup 10949 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3069 df-rex 3070 df-rmo 3071 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-pss 3906 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-iun 4926 df-br 5075 df-opab 5137 df-mpt 5158 df-tr 5192 df-id 5489 df-eprel 5495 df-po 5503 df-so 5504 df-fr 5544 df-we 5546 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-pred 6202 df-ord 6269 df-on 6270 df-lim 6271 df-suc 6272 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-riota 7232 df-ov 7278 df-oprab 7279 df-mpo 7280 df-om 7713 df-1st 7831 df-2nd 7832 df-frecs 8097 df-wrecs 8128 df-recs 8202 df-rdg 8241 df-1o 8297 df-2o 8298 df-er 8498 df-en 8734 df-dom 8735 df-sdom 8736 df-fin 8737 df-sup 9201 df-pnf 11011 df-mnf 11012 df-xr 11013 df-ltxr 11014 df-le 11015 df-sub 11207 df-neg 11208 df-div 11633 df-nn 11974 df-2 12036 df-3 12037 df-4 12038 df-n0 12234 df-z 12320 df-uz 12583 df-rp 12731 df-fz 13240 df-seq 13722 df-exp 13783 df-cj 14810 df-re 14811 df-im 14812 df-sqrt 14946 df-abs 14947 df-dvds 15964 df-prm 16377 |
This theorem is referenced by: ge2nprmge4 16406 3lcm2e6 16436 prmo3 16742 4001lem4 16845 lt6abl 19496 2logb9irr 25945 2logb3irr 25947 ppi3 26320 cht3 26322 bpos1 26431 fmtno0prm 45010 m2prm 45043 6gbe 45223 7gbow 45224 8gbe 45225 9gbo 45226 11gbo 45227 sbgoldbwt 45229 sbgoldbst 45230 sbgoldbo 45239 nnsum3primesle9 45246 nnsum4primeseven 45252 nnsum4primesevenALTV 45253 zlmodzxznm 45838 |
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