Theorem pridlc3 38405

Description: Property of a prime ideal in a commutative ring. (Contributed by Jeff Madsen, 17-Jun-2011.)

Hypotheses

Ref	Expression
ispridlc.1	⊢ 𝐺 = (1st ‘𝑅)
ispridlc.2	⊢ 𝐻 = (2nd ‘𝑅)
ispridlc.3	⊢ 𝑋 = ran 𝐺

Assertion

Ref	Expression
pridlc3	⊢ (((𝑅 ∈ CRingOps ∧ 𝑃 ∈ (PrIdl‘𝑅)) ∧ (𝐴 ∈ (𝑋 ∖ 𝑃) ∧ 𝐵 ∈ (𝑋 ∖ 𝑃))) → (𝐴𝐻𝐵) ∈ (𝑋 ∖ 𝑃))

Proof of Theorem pridlc3

Step	Hyp	Ref	Expression
1		crngorngo 38332	. . . 4 ⊢ (𝑅 ∈ CRingOps → 𝑅 ∈ RingOps)
2		eldifi 4072	. . . . 5 ⊢ (𝐴 ∈ (𝑋 ∖ 𝑃) → 𝐴 ∈ 𝑋)
3		eldifi 4072	. . . . 5 ⊢ (𝐵 ∈ (𝑋 ∖ 𝑃) → 𝐵 ∈ 𝑋)
4	2, 3	anim12i 614	. . . 4 ⊢ ((𝐴 ∈ (𝑋 ∖ 𝑃) ∧ 𝐵 ∈ (𝑋 ∖ 𝑃)) → (𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋))
5		ispridlc.1	. . . . . 6 ⊢ 𝐺 = (1st ‘𝑅)
6		ispridlc.2	. . . . . 6 ⊢ 𝐻 = (2nd ‘𝑅)
7		ispridlc.3	. . . . . 6 ⊢ 𝑋 = ran 𝐺
8	5, 6, 7	rngocl 38233	. . . . 5 ⊢ ((𝑅 ∈ RingOps ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴𝐻𝐵) ∈ 𝑋)
9	8	3expb 1121	. . . 4 ⊢ ((𝑅 ∈ RingOps ∧ (𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋)) → (𝐴𝐻𝐵) ∈ 𝑋)
10	1, 4, 9	syl2an 597	. . 3 ⊢ ((𝑅 ∈ CRingOps ∧ (𝐴 ∈ (𝑋 ∖ 𝑃) ∧ 𝐵 ∈ (𝑋 ∖ 𝑃))) → (𝐴𝐻𝐵) ∈ 𝑋)
11	10	adantlr 716	. 2 ⊢ (((𝑅 ∈ CRingOps ∧ 𝑃 ∈ (PrIdl‘𝑅)) ∧ (𝐴 ∈ (𝑋 ∖ 𝑃) ∧ 𝐵 ∈ (𝑋 ∖ 𝑃))) → (𝐴𝐻𝐵) ∈ 𝑋)
12		eldifn 4073	. . . 4 ⊢ (𝐵 ∈ (𝑋 ∖ 𝑃) → ¬ 𝐵 ∈ 𝑃)
13	12	ad2antll 730	. . 3 ⊢ (((𝑅 ∈ CRingOps ∧ 𝑃 ∈ (PrIdl‘𝑅)) ∧ (𝐴 ∈ (𝑋 ∖ 𝑃) ∧ 𝐵 ∈ (𝑋 ∖ 𝑃))) → ¬ 𝐵 ∈ 𝑃)
14	5, 6, 7	pridlc2 38404	. . . . . . 7 ⊢ (((𝑅 ∈ CRingOps ∧ 𝑃 ∈ (PrIdl‘𝑅)) ∧ (𝐴 ∈ (𝑋 ∖ 𝑃) ∧ 𝐵 ∈ 𝑋 ∧ (𝐴𝐻𝐵) ∈ 𝑃)) → 𝐵 ∈ 𝑃)
15	14	3exp2 1356	. . . . . 6 ⊢ ((𝑅 ∈ CRingOps ∧ 𝑃 ∈ (PrIdl‘𝑅)) → (𝐴 ∈ (𝑋 ∖ 𝑃) → (𝐵 ∈ 𝑋 → ((𝐴𝐻𝐵) ∈ 𝑃 → 𝐵 ∈ 𝑃))))
16	15	imp32 418	. . . . 5 ⊢ (((𝑅 ∈ CRingOps ∧ 𝑃 ∈ (PrIdl‘𝑅)) ∧ (𝐴 ∈ (𝑋 ∖ 𝑃) ∧ 𝐵 ∈ 𝑋)) → ((𝐴𝐻𝐵) ∈ 𝑃 → 𝐵 ∈ 𝑃))
17	16	con3d 152	. . . 4 ⊢ (((𝑅 ∈ CRingOps ∧ 𝑃 ∈ (PrIdl‘𝑅)) ∧ (𝐴 ∈ (𝑋 ∖ 𝑃) ∧ 𝐵 ∈ 𝑋)) → (¬ 𝐵 ∈ 𝑃 → ¬ (𝐴𝐻𝐵) ∈ 𝑃))
18	3, 17	sylanr2 684	. . 3 ⊢ (((𝑅 ∈ CRingOps ∧ 𝑃 ∈ (PrIdl‘𝑅)) ∧ (𝐴 ∈ (𝑋 ∖ 𝑃) ∧ 𝐵 ∈ (𝑋 ∖ 𝑃))) → (¬ 𝐵 ∈ 𝑃 → ¬ (𝐴𝐻𝐵) ∈ 𝑃))
19	13, 18	mpd 15	. 2 ⊢ (((𝑅 ∈ CRingOps ∧ 𝑃 ∈ (PrIdl‘𝑅)) ∧ (𝐴 ∈ (𝑋 ∖ 𝑃) ∧ 𝐵 ∈ (𝑋 ∖ 𝑃))) → ¬ (𝐴𝐻𝐵) ∈ 𝑃)
20	11, 19	eldifd 3901	1 ⊢ (((𝑅 ∈ CRingOps ∧ 𝑃 ∈ (PrIdl‘𝑅)) ∧ (𝐴 ∈ (𝑋 ∖ 𝑃) ∧ 𝐵 ∈ (𝑋 ∖ 𝑃))) → (𝐴𝐻𝐵) ∈ (𝑋 ∖ 𝑃))

Syntax hints:  ¬ wn 3   → wi 4   ∧ wa 395   = wceq 1542   ∈ wcel 2114   ∖ cdif 3887  ran crn 5623  ‘cfv 6490  (class class class)co 7358  1^st c1st 7931  2^nd c2nd 7932  RingOpscrngo 38226  CRingOpsccring 38325  PrIdlcpridl 38340

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 1912  ax-6 1969  ax-7 2010  ax-8 2116  ax-9 2124  ax-10 2147  ax-11 2163  ax-12 2185  ax-ext 2709  ax-rep 5212  ax-sep 5231  ax-nul 5241  ax-pow 5300  ax-pr 5368  ax-un 7680

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3an 1089  df-tru 1545  df-fal 1555  df-ex 1782  df-nf 1786  df-sb 2069  df-mo 2540  df-eu 2570  df-clab 2716  df-cleq 2729  df-clel 2812  df-nfc 2886  df-ne 2934  df-ral 3053  df-rex 3063  df-rmo 3343  df-reu 3344  df-rab 3391  df-v 3432  df-sbc 3730  df-csb 3839  df-dif 3893  df-un 3895  df-in 3897  df-ss 3907  df-nul 4275  df-if 4468  df-pw 4544  df-sn 4569  df-pr 4571  df-op 4575  df-uni 4852  df-int 4891  df-iun 4936  df-br 5087  df-opab 5149  df-mpt 5168  df-id 5517  df-xp 5628  df-rel 5629  df-cnv 5630  df-co 5631  df-dm 5632  df-rn 5633  df-res 5634  df-ima 5635  df-iota 6446  df-fun 6492  df-fn 6493  df-f 6494  df-f1 6495  df-fo 6496  df-f1o 6497  df-fv 6498  df-riota 7315  df-ov 7361  df-oprab 7362  df-mpo 7363  df-1st 7933  df-2nd 7934  df-grpo 30584  df-gid 30585  df-ginv 30586  df-ablo 30636  df-ass 38175  df-exid 38177  df-mgmOLD 38181  df-sgrOLD 38193  df-mndo 38199  df-rngo 38227  df-com2 38322  df-crngo 38326  df-idl 38342  df-pridl 38343  df-igen 38392

This theorem is referenced by: (None)