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Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > oddprm2 | Structured version Visualization version GIF version |
Description: Two ways to write the set of odd primes. (Contributed by Thierry Arnoux, 27-Dec-2021.) |
Ref | Expression |
---|---|
hgt750leme.o | ⊢ 𝑂 = {𝑧 ∈ ℤ ∣ ¬ 2 ∥ 𝑧} |
Ref | Expression |
---|---|
oddprm2 | ⊢ (ℙ ∖ {2}) = (𝑂 ∩ ℙ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ancom 461 | . . . 4 ⊢ ((𝑧 ∈ 𝑂 ∧ 𝑧 ∈ ℙ) ↔ (𝑧 ∈ ℙ ∧ 𝑧 ∈ 𝑂)) | |
2 | prmz 16591 | . . . . . 6 ⊢ (𝑧 ∈ ℙ → 𝑧 ∈ ℤ) | |
3 | hgt750leme.o | . . . . . . . 8 ⊢ 𝑂 = {𝑧 ∈ ℤ ∣ ¬ 2 ∥ 𝑧} | |
4 | 3 | reqabi 3451 | . . . . . . 7 ⊢ (𝑧 ∈ 𝑂 ↔ (𝑧 ∈ ℤ ∧ ¬ 2 ∥ 𝑧)) |
5 | 4 | baib 536 | . . . . . 6 ⊢ (𝑧 ∈ ℤ → (𝑧 ∈ 𝑂 ↔ ¬ 2 ∥ 𝑧)) |
6 | 2, 5 | syl 17 | . . . . 5 ⊢ (𝑧 ∈ ℙ → (𝑧 ∈ 𝑂 ↔ ¬ 2 ∥ 𝑧)) |
7 | 6 | pm5.32i 575 | . . . 4 ⊢ ((𝑧 ∈ ℙ ∧ 𝑧 ∈ 𝑂) ↔ (𝑧 ∈ ℙ ∧ ¬ 2 ∥ 𝑧)) |
8 | 1, 7 | bitr2i 275 | . . 3 ⊢ ((𝑧 ∈ ℙ ∧ ¬ 2 ∥ 𝑧) ↔ (𝑧 ∈ 𝑂 ∧ 𝑧 ∈ ℙ)) |
9 | nnoddn2prmb 16725 | . . 3 ⊢ (𝑧 ∈ (ℙ ∖ {2}) ↔ (𝑧 ∈ ℙ ∧ ¬ 2 ∥ 𝑧)) | |
10 | elin 3957 | . . 3 ⊢ (𝑧 ∈ (𝑂 ∩ ℙ) ↔ (𝑧 ∈ 𝑂 ∧ 𝑧 ∈ ℙ)) | |
11 | 8, 9, 10 | 3bitr4i 302 | . 2 ⊢ (𝑧 ∈ (ℙ ∖ {2}) ↔ 𝑧 ∈ (𝑂 ∩ ℙ)) |
12 | 11 | eqriv 2728 | 1 ⊢ (ℙ ∖ {2}) = (𝑂 ∩ ℙ) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 ↔ wb 205 ∧ wa 396 = wceq 1541 ∈ wcel 2106 {crab 3429 ∖ cdif 3938 ∩ cin 3940 {csn 4619 class class class wbr 5138 2c2 12246 ℤcz 12537 ∥ cdvds 16176 ℙcprime 16587 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 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 2702 ax-sep 5289 ax-nul 5296 ax-pow 5353 ax-pr 5417 ax-un 7705 ax-cnex 11145 ax-resscn 11146 ax-1cn 11147 ax-icn 11148 ax-addcl 11149 ax-addrcl 11150 ax-mulcl 11151 ax-mulrcl 11152 ax-mulcom 11153 ax-addass 11154 ax-mulass 11155 ax-distr 11156 ax-i2m1 11157 ax-1ne0 11158 ax-1rid 11159 ax-rnegex 11160 ax-rrecex 11161 ax-cnre 11162 ax-pre-lttri 11163 ax-pre-lttrn 11164 ax-pre-ltadd 11165 ax-pre-mulgt0 11166 ax-pre-sup 11167 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ne 2940 df-nel 3046 df-ral 3061 df-rex 3070 df-rmo 3375 df-reu 3376 df-rab 3430 df-v 3472 df-sbc 3771 df-csb 3887 df-dif 3944 df-un 3946 df-in 3948 df-ss 3958 df-pss 3960 df-nul 4316 df-if 4520 df-pw 4595 df-sn 4620 df-pr 4622 df-op 4626 df-uni 4899 df-iun 4989 df-br 5139 df-opab 5201 df-mpt 5222 df-tr 5256 df-id 5564 df-eprel 5570 df-po 5578 df-so 5579 df-fr 5621 df-we 5623 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6286 df-ord 6353 df-on 6354 df-lim 6355 df-suc 6356 df-iota 6481 df-fun 6531 df-fn 6532 df-f 6533 df-f1 6534 df-fo 6535 df-f1o 6536 df-fv 6537 df-riota 7346 df-ov 7393 df-oprab 7394 df-mpo 7395 df-om 7836 df-2nd 7955 df-frecs 8245 df-wrecs 8276 df-recs 8350 df-rdg 8389 df-1o 8445 df-2o 8446 df-er 8683 df-en 8920 df-dom 8921 df-sdom 8922 df-fin 8923 df-sup 9416 df-pnf 11229 df-mnf 11230 df-xr 11231 df-ltxr 11232 df-le 11233 df-sub 11425 df-neg 11426 df-div 11851 df-nn 12192 df-2 12254 df-3 12255 df-n0 12452 df-z 12538 df-uz 12802 df-rp 12954 df-seq 13946 df-exp 14007 df-cj 15025 df-re 15026 df-im 15027 df-sqrt 15161 df-abs 15162 df-dvds 16177 df-prm 16588 |
This theorem is referenced by: hgt750lemb 33483 |
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