Theorem rprmnz 33513

Description: A ring prime is nonzero. (Contributed by Thierry Arnoux, 18-May-2025.)

Hypotheses

Ref	Expression
rprmnz.p	⊢ 𝑃 = (RPrime‘𝑅)
rprmnz.0	⊢ 0 = (0g‘𝑅)
rprmnz.r	⊢ (𝜑 → 𝑅 ∈ 𝑉)
rprmnz.q	⊢ (𝜑 → 𝑄 ∈ 𝑃)

Assertion

Ref	Expression
rprmnz	⊢ (𝜑 → 𝑄 ≠ 0 )

Proof of Theorem rprmnz

Dummy variables 𝑥 𝑦 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		eqidd 2741	. . 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 2854	. . . . 5 ⊢ (𝜑 → 𝑄 ∈ (RPrime‘𝑅))
6		eqid 2740	. . . . . . 7 ⊢ (Base‘𝑅) = (Base‘𝑅)
7		eqid 2740	. . . . . . 7 ⊢ (Unit‘𝑅) = (Unit‘𝑅)
8		rprmnz.0	. . . . . . 7 ⊢ 0 = (0g‘𝑅)
9		eqid 2740	. . . . . . 7 ⊢ (∥r‘𝑅) = (∥r‘𝑅)
10		eqid 2740	. . . . . . 7 ⊢ (.r‘𝑅) = (.r‘𝑅)
11	6, 7, 8, 9, 10	isrprm 33510	. . . . . 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 498	. . . . 5 ⊢ ((𝑅 ∈ 𝑉 ∧ 𝑄 ∈ (RPrime‘𝑅)) → 𝑄 ∈ ((Base‘𝑅) ∖ ((Unit‘𝑅) ∪ { 0 })))
13	2, 5, 12	syl2anc 583	. . . 4 ⊢ (𝜑 → 𝑄 ∈ ((Base‘𝑅) ∖ ((Unit‘𝑅) ∪ { 0 })))
14	13	eldifbd 3989	. . 3 ⊢ (𝜑 → ¬ 𝑄 ∈ ((Unit‘𝑅) ∪ { 0 }))
15		nelun 32542	. . . 4 ⊢ (((Unit‘𝑅) ∪ { 0 }) = ((Unit‘𝑅) ∪ { 0 }) → (¬ 𝑄 ∈ ((Unit‘𝑅) ∪ { 0 }) ↔ (¬ 𝑄 ∈ (Unit‘𝑅) ∧ ¬ 𝑄 ∈ { 0 })))
16	15	simplbda 499	. . 3 ⊢ ((((Unit‘𝑅) ∪ { 0 }) = ((Unit‘𝑅) ∪ { 0 }) ∧ ¬ 𝑄 ∈ ((Unit‘𝑅) ∪ { 0 })) → ¬ 𝑄 ∈ { 0 })
17	1, 14, 16	syl2anc 583	. 2 ⊢ (𝜑 → ¬ 𝑄 ∈ { 0 })
18		elsng 4662	. . . 4 ⊢ (𝑄 ∈ 𝑃 → (𝑄 ∈ { 0 } ↔ 𝑄 = 0 ))
19	3, 18	syl 17	. . 3 ⊢ (𝜑 → (𝑄 ∈ { 0 } ↔ 𝑄 = 0 ))
20	19	necon3bbid 2984	. 2 ⊢ (𝜑 → (¬ 𝑄 ∈ { 0 } ↔ 𝑄 ≠ 0 ))
21	17, 20	mpbid 232	1 ⊢ (𝜑 → 𝑄 ≠ 0 )

Syntax hints:  ¬ wn 3   → wi 4   ↔ wb 206   ∨ wo 846   = wceq 1537   ∈ wcel 2108   ≠ wne 2946  ∀wral 3067   ∖ cdif 3973   ∪ cun 3974  {csn 4648   class class class wbr 5166  ‘cfv 6573  (class class class)co 7448  Basecbs 17258  ._rcmulr 17312  0_gc0g 17499  ∥_rcdsr 20380  Unitcui 20381  RPrimecrpm 20458

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1793  ax-4 1807  ax-5 1909  ax-6 1967  ax-7 2007  ax-8 2110  ax-9 2118  ax-10 2141  ax-11 2158  ax-12 2178  ax-ext 2711  ax-sep 5317  ax-nul 5324  ax-pr 5447

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 847  df-3an 1089  df-tru 1540  df-fal 1550  df-ex 1778  df-nf 1782  df-sb 2065  df-mo 2543  df-eu 2572  df-clab 2718  df-cleq 2732  df-clel 2819  df-nfc 2895  df-ne 2947  df-ral 3068  df-rex 3077  df-rab 3444  df-v 3490  df-sbc 3805  df-csb 3922  df-dif 3979  df-un 3981  df-in 3983  df-ss 3993  df-nul 4353  df-if 4549  df-pw 4624  df-sn 4649  df-pr 4651  df-op 4655  df-uni 4932  df-br 5167  df-opab 5229  df-mpt 5250  df-id 5593  df-xp 5706  df-rel 5707  df-cnv 5708  df-co 5709  df-dm 5710  df-iota 6525  df-fun 6575  df-fv 6581  df-ov 7451  df-rprm 20459

This theorem is referenced by:  rprmasso  33518  rprmasso2  33519  rprmirred  33524  1arithidomlem1  33528  1arithufdlem3  33539  dfufd2lem  33542