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Mirrors > Home > MPE Home > Th. List > prm23ge5 | Structured version Visualization version GIF version |
Description: A prime is either 2 or 3 or greater than or equal to 5. (Contributed by AV, 5-Jul-2021.) |
Ref | Expression |
---|---|
prm23ge5 | ⊢ (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-1 6 | . 2 ⊢ ((𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)) → (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) | |
2 | 3ioran 1105 | . . 3 ⊢ (¬ (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)) ↔ (¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3 ∧ ¬ 𝑃 ∈ (ℤ≥‘5))) | |
3 | 3ianor 1106 | . . . . . . 7 ⊢ (¬ (5 ∈ ℤ ∧ 𝑃 ∈ ℤ ∧ 5 ≤ 𝑃) ↔ (¬ 5 ∈ ℤ ∨ ¬ 𝑃 ∈ ℤ ∨ ¬ 5 ≤ 𝑃)) | |
4 | eluz2 12576 | . . . . . . 7 ⊢ (𝑃 ∈ (ℤ≥‘5) ↔ (5 ∈ ℤ ∧ 𝑃 ∈ ℤ ∧ 5 ≤ 𝑃)) | |
5 | 3, 4 | xchnxbir 333 | . . . . . 6 ⊢ (¬ 𝑃 ∈ (ℤ≥‘5) ↔ (¬ 5 ∈ ℤ ∨ ¬ 𝑃 ∈ ℤ ∨ ¬ 5 ≤ 𝑃)) |
6 | 5nn 12047 | . . . . . . . . 9 ⊢ 5 ∈ ℕ | |
7 | 6 | nnzi 12332 | . . . . . . . 8 ⊢ 5 ∈ ℤ |
8 | 7 | pm2.24i 150 | . . . . . . 7 ⊢ (¬ 5 ∈ ℤ → ((¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3) → (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))))) |
9 | pm2.24 124 | . . . . . . . . 9 ⊢ (𝑃 ∈ ℤ → (¬ 𝑃 ∈ ℤ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) | |
10 | prmz 16368 | . . . . . . . . 9 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℤ) | |
11 | 9, 10 | syl11 33 | . . . . . . . 8 ⊢ (¬ 𝑃 ∈ ℤ → (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) |
12 | 11 | a1d 25 | . . . . . . 7 ⊢ (¬ 𝑃 ∈ ℤ → ((¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3) → (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))))) |
13 | 10 | zred 12414 | . . . . . . . . . 10 ⊢ (𝑃 ∈ ℙ → 𝑃 ∈ ℝ) |
14 | 5re 12048 | . . . . . . . . . . 11 ⊢ 5 ∈ ℝ | |
15 | 14 | a1i 11 | . . . . . . . . . 10 ⊢ (𝑃 ∈ ℙ → 5 ∈ ℝ) |
16 | 13, 15 | ltnled 11110 | . . . . . . . . 9 ⊢ (𝑃 ∈ ℙ → (𝑃 < 5 ↔ ¬ 5 ≤ 𝑃)) |
17 | prm23lt5 16503 | . . . . . . . . . . 11 ⊢ ((𝑃 ∈ ℙ ∧ 𝑃 < 5) → (𝑃 = 2 ∨ 𝑃 = 3)) | |
18 | ioran 981 | . . . . . . . . . . . 12 ⊢ (¬ (𝑃 = 2 ∨ 𝑃 = 3) ↔ (¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3)) | |
19 | pm2.24 124 | . . . . . . . . . . . 12 ⊢ ((𝑃 = 2 ∨ 𝑃 = 3) → (¬ (𝑃 = 2 ∨ 𝑃 = 3) → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) | |
20 | 18, 19 | syl5bir 242 | . . . . . . . . . . 11 ⊢ ((𝑃 = 2 ∨ 𝑃 = 3) → ((¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3) → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) |
21 | 17, 20 | syl 17 | . . . . . . . . . 10 ⊢ ((𝑃 ∈ ℙ ∧ 𝑃 < 5) → ((¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3) → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) |
22 | 21 | ex 413 | . . . . . . . . 9 ⊢ (𝑃 ∈ ℙ → (𝑃 < 5 → ((¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3) → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))))) |
23 | 16, 22 | sylbird 259 | . . . . . . . 8 ⊢ (𝑃 ∈ ℙ → (¬ 5 ≤ 𝑃 → ((¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3) → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))))) |
24 | 23 | com3l 89 | . . . . . . 7 ⊢ (¬ 5 ≤ 𝑃 → ((¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3) → (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))))) |
25 | 8, 12, 24 | 3jaoi 1426 | . . . . . 6 ⊢ ((¬ 5 ∈ ℤ ∨ ¬ 𝑃 ∈ ℤ ∨ ¬ 5 ≤ 𝑃) → ((¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3) → (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))))) |
26 | 5, 25 | sylbi 216 | . . . . 5 ⊢ (¬ 𝑃 ∈ (ℤ≥‘5) → ((¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3) → (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))))) |
27 | 26 | com12 32 | . . . 4 ⊢ ((¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3) → (¬ 𝑃 ∈ (ℤ≥‘5) → (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))))) |
28 | 27 | 3impia 1116 | . . 3 ⊢ ((¬ 𝑃 = 2 ∧ ¬ 𝑃 = 3 ∧ ¬ 𝑃 ∈ (ℤ≥‘5)) → (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) |
29 | 2, 28 | sylbi 216 | . 2 ⊢ (¬ (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)) → (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5)))) |
30 | 1, 29 | pm2.61i 182 | 1 ⊢ (𝑃 ∈ ℙ → (𝑃 = 2 ∨ 𝑃 = 3 ∨ 𝑃 ∈ (ℤ≥‘5))) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ∧ wa 396 ∨ wo 844 ∨ w3o 1085 ∧ w3a 1086 = wceq 1539 ∈ wcel 2106 class class class wbr 5074 ‘cfv 6427 ℝcr 10858 < clt 10997 ≤ cle 10998 2c2 12016 3c3 12017 5c5 12019 ℤcz 12307 ℤ≥cuz 12570 ℙcprime 16364 |
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 5222 ax-nul 5229 ax-pow 5287 ax-pr 5351 ax-un 7579 ax-cnex 10915 ax-resscn 10916 ax-1cn 10917 ax-icn 10918 ax-addcl 10919 ax-addrcl 10920 ax-mulcl 10921 ax-mulrcl 10922 ax-mulcom 10923 ax-addass 10924 ax-mulass 10925 ax-distr 10926 ax-i2m1 10927 ax-1ne0 10928 ax-1rid 10929 ax-rnegex 10930 ax-rrecex 10931 ax-cnre 10932 ax-pre-lttri 10933 ax-pre-lttrn 10934 ax-pre-ltadd 10935 ax-pre-mulgt0 10936 ax-pre-sup 10937 |
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-reu 3071 df-rmo 3072 df-rab 3073 df-v 3432 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-pss 3906 df-nul 4258 df-if 4461 df-pw 4536 df-sn 4563 df-pr 4565 df-tp 4567 df-op 4569 df-uni 4841 df-iun 4927 df-br 5075 df-opab 5137 df-mpt 5158 df-tr 5192 df-id 5485 df-eprel 5491 df-po 5499 df-so 5500 df-fr 5540 df-we 5542 df-xp 5591 df-rel 5592 df-cnv 5593 df-co 5594 df-dm 5595 df-rn 5596 df-res 5597 df-ima 5598 df-pred 6196 df-ord 6263 df-on 6264 df-lim 6265 df-suc 6266 df-iota 6385 df-fun 6429 df-fn 6430 df-f 6431 df-f1 6432 df-fo 6433 df-f1o 6434 df-fv 6435 df-riota 7225 df-ov 7271 df-oprab 7272 df-mpo 7273 df-om 7704 df-1st 7821 df-2nd 7822 df-frecs 8085 df-wrecs 8116 df-recs 8190 df-rdg 8229 df-1o 8285 df-2o 8286 df-er 8486 df-en 8722 df-dom 8723 df-sdom 8724 df-fin 8725 df-sup 9189 df-pnf 10999 df-mnf 11000 df-xr 11001 df-ltxr 11002 df-le 11003 df-sub 11195 df-neg 11196 df-div 11621 df-nn 11962 df-2 12024 df-3 12025 df-4 12026 df-5 12027 df-n0 12222 df-z 12308 df-uz 12571 df-rp 12719 df-fz 13228 df-seq 13710 df-exp 13771 df-cj 14798 df-re 14799 df-im 14800 df-sqrt 14934 df-abs 14935 df-dvds 15952 df-prm 16365 |
This theorem is referenced by: gausslemma2dlem0f 26497 gausslemma2dlem4 26505 |
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