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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 12018 | . . 3 ⊢ 3 ∈ ℤ | |
2 | 1lt3 11813 | . . 3 ⊢ 1 < 3 | |
3 | eluz2b1 12322 | . . 3 ⊢ (3 ∈ (ℤ≥‘2) ↔ (3 ∈ ℤ ∧ 1 < 3)) | |
4 | 1, 2, 3 | mpbir2an 709 | . 2 ⊢ 3 ∈ (ℤ≥‘2) |
5 | elfz1eq 12921 | . . . . 5 ⊢ (𝑧 ∈ (2...2) → 𝑧 = 2) | |
6 | n2dvds3 15723 | . . . . . 6 ⊢ ¬ 2 ∥ 3 | |
7 | breq1 5071 | . . . . . 6 ⊢ (𝑧 = 2 → (𝑧 ∥ 3 ↔ 2 ∥ 3)) | |
8 | 6, 7 | mtbiri 329 | . . . . 5 ⊢ (𝑧 = 2 → ¬ 𝑧 ∥ 3) |
9 | 5, 8 | syl 17 | . . . 4 ⊢ (𝑧 ∈ (2...2) → ¬ 𝑧 ∥ 3) |
10 | 3m1e2 11768 | . . . . 5 ⊢ (3 − 1) = 2 | |
11 | 10 | oveq2i 7169 | . . . 4 ⊢ (2...(3 − 1)) = (2...2) |
12 | 9, 11 | eleq2s 2933 | . . 3 ⊢ (𝑧 ∈ (2...(3 − 1)) → ¬ 𝑧 ∥ 3) |
13 | 12 | rgen 3150 | . 2 ⊢ ∀𝑧 ∈ (2...(3 − 1)) ¬ 𝑧 ∥ 3 |
14 | isprm3 16029 | . 2 ⊢ (3 ∈ ℙ ↔ (3 ∈ (ℤ≥‘2) ∧ ∀𝑧 ∈ (2...(3 − 1)) ¬ 𝑧 ∥ 3)) | |
15 | 4, 13, 14 | mpbir2an 709 | 1 ⊢ 3 ∈ ℙ |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 = wceq 1537 ∈ wcel 2114 ∀wral 3140 class class class wbr 5068 ‘cfv 6357 (class class class)co 7158 1c1 10540 < clt 10677 − cmin 10872 2c2 11695 3c3 11696 ℤcz 11984 ℤ≥cuz 12246 ...cfz 12895 ∥ cdvds 15609 ℙcprime 16017 |
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 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2795 ax-sep 5205 ax-nul 5212 ax-pow 5268 ax-pr 5332 ax-un 7463 ax-cnex 10595 ax-resscn 10596 ax-1cn 10597 ax-icn 10598 ax-addcl 10599 ax-addrcl 10600 ax-mulcl 10601 ax-mulrcl 10602 ax-mulcom 10603 ax-addass 10604 ax-mulass 10605 ax-distr 10606 ax-i2m1 10607 ax-1ne0 10608 ax-1rid 10609 ax-rnegex 10610 ax-rrecex 10611 ax-cnre 10612 ax-pre-lttri 10613 ax-pre-lttrn 10614 ax-pre-ltadd 10615 ax-pre-mulgt0 10616 ax-pre-sup 10617 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ne 3019 df-nel 3126 df-ral 3145 df-rex 3146 df-reu 3147 df-rmo 3148 df-rab 3149 df-v 3498 df-sbc 3775 df-csb 3886 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-pss 3956 df-nul 4294 df-if 4470 df-pw 4543 df-sn 4570 df-pr 4572 df-tp 4574 df-op 4576 df-uni 4841 df-iun 4923 df-br 5069 df-opab 5131 df-mpt 5149 df-tr 5175 df-id 5462 df-eprel 5467 df-po 5476 df-so 5477 df-fr 5516 df-we 5518 df-xp 5563 df-rel 5564 df-cnv 5565 df-co 5566 df-dm 5567 df-rn 5568 df-res 5569 df-ima 5570 df-pred 6150 df-ord 6196 df-on 6197 df-lim 6198 df-suc 6199 df-iota 6316 df-fun 6359 df-fn 6360 df-f 6361 df-f1 6362 df-fo 6363 df-f1o 6364 df-fv 6365 df-riota 7116 df-ov 7161 df-oprab 7162 df-mpo 7163 df-om 7583 df-1st 7691 df-2nd 7692 df-wrecs 7949 df-recs 8010 df-rdg 8048 df-1o 8104 df-2o 8105 df-er 8291 df-en 8512 df-dom 8513 df-sdom 8514 df-fin 8515 df-sup 8908 df-pnf 10679 df-mnf 10680 df-xr 10681 df-ltxr 10682 df-le 10683 df-sub 10874 df-neg 10875 df-div 11300 df-nn 11641 df-2 11703 df-3 11704 df-4 11705 df-n0 11901 df-z 11985 df-uz 12247 df-rp 12393 df-fz 12896 df-seq 13373 df-exp 13433 df-cj 14460 df-re 14461 df-im 14462 df-sqrt 14596 df-abs 14597 df-dvds 15610 df-prm 16018 |
This theorem is referenced by: ge2nprmge4 16047 3lcm2e6 16074 prmo3 16379 4001lem4 16479 lt6abl 19017 2logb9irr 25375 2logb3irr 25377 ppi3 25750 cht3 25752 bpos1 25861 fmtno0prm 43727 m2prm 43760 6gbe 43943 7gbow 43944 8gbe 43945 9gbo 43946 11gbo 43947 sbgoldbwt 43949 sbgoldbst 43950 sbgoldbo 43959 nnsum3primesle9 43966 nnsum4primeseven 43972 nnsum4primesevenALTV 43973 zlmodzxznm 44559 |
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