| Mathbox for Thierry Arnoux |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > rprmnz | Structured version Visualization version GIF version | ||
| Description: A ring prime is nonzero. (Contributed by Thierry Arnoux, 18-May-2025.) |
| Ref | Expression |
|---|---|
| rprmnz.p | ⊢ 𝑃 = (RPrime‘𝑅) |
| rprmnz.0 | ⊢ 0 = (0g‘𝑅) |
| rprmnz.r | ⊢ (𝜑 → 𝑅 ∈ 𝑉) |
| rprmnz.q | ⊢ (𝜑 → 𝑄 ∈ 𝑃) |
| Ref | Expression |
|---|---|
| rprmnz | ⊢ (𝜑 → 𝑄 ≠ 0 ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqidd 2762 | . . 3 ⊢ (𝜑 → ((Unit‘𝑅) ∪ { 0 }) = ((Unit‘𝑅) ∪ { 0 })) | |
| 2 | rprmnz.r | . . . . 5 ⊢ (𝜑 → 𝑅 ∈ 𝑉) | |
| 3 | rprmnz.q | . . . . . 6 ⊢ (𝜑 → 𝑄 ∈ 𝑃) | |
| 4 | rprmnz.p | . . . . . 6 ⊢ 𝑃 = (RPrime‘𝑅) | |
| 5 | 3, 4 | eleqtrdi 2871 | . . . . 5 ⊢ (𝜑 → 𝑄 ∈ (RPrime‘𝑅)) |
| 6 | eqid 2761 | . . . . . . 7 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 7 | eqid 2761 | . . . . . . 7 ⊢ (Unit‘𝑅) = (Unit‘𝑅) | |
| 8 | rprmnz.0 | . . . . . . 7 ⊢ 0 = (0g‘𝑅) | |
| 9 | eqid 2761 | . . . . . . 7 ⊢ (∥r‘𝑅) = (∥r‘𝑅) | |
| 10 | eqid 2761 | . . . . . . 7 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
| 11 | 6, 7, 8, 9, 10 | isrprm 34049 | . . . . . 6 ⊢ (𝑅 ∈ 𝑉 → (𝑄 ∈ (RPrime‘𝑅) ↔ (𝑄 ∈ ((Base‘𝑅) ∖ ((Unit‘𝑅) ∪ { 0 })) ∧ ∀𝑥 ∈ (Base‘𝑅)∀𝑦 ∈ (Base‘𝑅)(𝑄(∥r‘𝑅)(𝑥(.r‘𝑅)𝑦) → (𝑄(∥r‘𝑅)𝑥 ∨ 𝑄(∥r‘𝑅)𝑦))))) |
| 12 | 11 | simprbda 504 | . . . . 5 ⊢ ((𝑅 ∈ 𝑉 ∧ 𝑄 ∈ (RPrime‘𝑅)) → 𝑄 ∈ ((Base‘𝑅) ∖ ((Unit‘𝑅) ∪ { 0 }))) |
| 13 | 2, 5, 12 | syl2anc 596 | . . . 4 ⊢ (𝜑 → 𝑄 ∈ ((Base‘𝑅) ∖ ((Unit‘𝑅) ∪ { 0 }))) |
| 14 | 13 | eldifbd 3912 | . . 3 ⊢ (𝜑 → ¬ 𝑄 ∈ ((Unit‘𝑅) ∪ { 0 })) |
| 15 | nelun 33109 | . . . 4 ⊢ (((Unit‘𝑅) ∪ { 0 }) = ((Unit‘𝑅) ∪ { 0 }) → (¬ 𝑄 ∈ ((Unit‘𝑅) ∪ { 0 }) ↔ (¬ 𝑄 ∈ (Unit‘𝑅) ∧ ¬ 𝑄 ∈ { 0 }))) | |
| 16 | 15 | simplbda 505 | . . 3 ⊢ ((((Unit‘𝑅) ∪ { 0 }) = ((Unit‘𝑅) ∪ { 0 }) ∧ ¬ 𝑄 ∈ ((Unit‘𝑅) ∪ { 0 })) → ¬ 𝑄 ∈ { 0 }) |
| 17 | 1, 14, 16 | syl2anc 596 | . 2 ⊢ (𝜑 → ¬ 𝑄 ∈ { 0 }) |
| 18 | elsng 4598 | . . . 4 ⊢ (𝑄 ∈ 𝑃 → (𝑄 ∈ { 0 } ↔ 𝑄 = 0 )) | |
| 19 | 3, 18 | syl 18 | . . 3 ⊢ (𝜑 → (𝑄 ∈ { 0 } ↔ 𝑄 = 0 )) |
| 20 | 19 | necon3bbid 2993 | . 2 ⊢ (𝜑 → (¬ 𝑄 ∈ { 0 } ↔ 𝑄 ≠ 0 )) |
| 21 | 17, 20 | mpbid 235 | 1 ⊢ (𝜑 → 𝑄 ≠ 0 ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ↔ wb 209 ∨ wo 861 = wceq 1570 ∈ wcel 2145 ≠ wne 2956 ∀wral 3077 ∖ cdif 3896 ∪ cun 3897 {csn 4584 class class class wbr 5103 ‘cfv 6538 (class class class)co 7420 Basecbs 17387 .rcmulr 17429 0gc0g 17610 ∥rcdsr 20584 Unitcui 20585 RPrimecrpm 20662 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-sep 5249 ax-nul 5260 ax-pr 5391 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3078 df-rex 3088 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-iota 6494 df-fun 6540 df-fv 6546 df-ov 7423 df-rprm 20663 |
| This theorem is used by: rprmasso 34057 rprmasso2 34058 rprmirred 34063 1arithidomlem1 34067 1arithufdlem3 34078 dfufd2lem 34081 |
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