Theorem isprmidlc 21442

Description: The predicate "is prime ideal" for commutative rings. Alternate definition for commutative rings. See definition in [Lang] p. 92. (Contributed by Jeff Madsen, 19-Jun-2010.) (Revised by Thierry Arnoux, 12-Jan-2024.)

Hypotheses

Ref	Expression
isprmidlc.1	⊢ 𝐵 = (Base‘𝑅)
isprmidlc.2	⊢ · = (.r‘𝑅)

Assertion

Ref	Expression
isprmidlc	⊢ (𝑅 ∈ CRing → (𝑃 ∈ (PrmIdeal‘𝑅) ↔ (𝑃 ∈ (LIdeal‘𝑅) ∧ 𝑃 ≠ 𝐵 ∧ ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ((𝑥 · 𝑦) ∈ 𝑃 → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃)))))

Distinct variable groups:   𝑥,𝐵,𝑦   𝑥,𝑃,𝑦   𝑥,𝑅,𝑦

Allowed substitution hints:   · (𝑥,𝑦)

Proof of Theorem isprmidlc

Dummy variables 𝑚 𝑛 𝑟 𝑠 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		crngring 20326	. . . 4 ⊢ (𝑅 ∈ CRing → 𝑅 ∈ Ring)
2		prmidlidl 21439	. . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) → 𝑃 ∈ (LIdeal‘𝑅))
3	1, 2	sylan 591	. . 3 ⊢ ((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) → 𝑃 ∈ (LIdeal‘𝑅))
4		isprmidlc.1	. . . . 5 ⊢ 𝐵 = (Base‘𝑅)
5		isprmidlc.2	. . . . 5 ⊢ · = (.r‘𝑅)
6	4, 5	prmidlnr 21434	. . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) → 𝑃 ≠ 𝐵)
7	1, 6	sylan 591	. . 3 ⊢ ((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) → 𝑃 ≠ 𝐵)
8	1	ad4antr 744	. . . . . . . 8 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → 𝑅 ∈ Ring)
9		simp-4r 795	. . . . . . . 8 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → 𝑃 ∈ (PrmIdeal‘𝑅))
10		simpllr 787	. . . . . . . . . . 11 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → 𝑥 ∈ 𝐵)
11	10	snssd 4757	. . . . . . . . . 10 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → {𝑥} ⊆ 𝐵)
12		eqid 2769	. . . . . . . . . . 11 ⊢ (RSpan‘𝑅) = (RSpan‘𝑅)
13		eqid 2769	. . . . . . . . . . 11 ⊢ (LIdeal‘𝑅) = (LIdeal‘𝑅)
14	12, 4, 13	rspcl 21341	. . . . . . . . . 10 ⊢ ((𝑅 ∈ Ring ∧ {𝑥} ⊆ 𝐵) → ((RSpan‘𝑅)‘{𝑥}) ∈ (LIdeal‘𝑅))
15	8, 11, 14	syl2anc 595	. . . . . . . . 9 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → ((RSpan‘𝑅)‘{𝑥}) ∈ (LIdeal‘𝑅))
16		simplr 780	. . . . . . . . . . 11 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → 𝑦 ∈ 𝐵)
17	16	snssd 4757	. . . . . . . . . 10 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → {𝑦} ⊆ 𝐵)
18	12, 4, 13	rspcl 21341	. . . . . . . . . 10 ⊢ ((𝑅 ∈ Ring ∧ {𝑦} ⊆ 𝐵) → ((RSpan‘𝑅)‘{𝑦}) ∈ (LIdeal‘𝑅))
19	8, 17, 18	syl2anc 595	. . . . . . . . 9 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → ((RSpan‘𝑅)‘{𝑦}) ∈ (LIdeal‘𝑅))
20	15, 19	jca 520	. . . . . . . 8 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → (((RSpan‘𝑅)‘{𝑥}) ∈ (LIdeal‘𝑅) ∧ ((RSpan‘𝑅)‘{𝑦}) ∈ (LIdeal‘𝑅)))
21		simpllr 787	. . . . . . . . . . . . . 14 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → 𝑟 = (𝑚 · 𝑥))
22		simpr 489	. . . . . . . . . . . . . 14 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → 𝑠 = (𝑛 · 𝑦))
23	21, 22	oveq12d 7429	. . . . . . . . . . . . 13 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → (𝑟 · 𝑠) = ((𝑚 · 𝑥) · (𝑛 · 𝑦)))
24		simp-10l 806	. . . . . . . . . . . . . . 15 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → 𝑅 ∈ CRing)
25		simp-4r 795	. . . . . . . . . . . . . . 15 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → 𝑚 ∈ 𝐵)
26	10	ad2antrr 738	. . . . . . . . . . . . . . . 16 ⊢ (((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) → 𝑥 ∈ 𝐵)
27	26	ad4antr 744	. . . . . . . . . . . . . . 15 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → 𝑥 ∈ 𝐵)
28		simplr 780	. . . . . . . . . . . . . . 15 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → 𝑛 ∈ 𝐵)
29	16	ad4antr 744	. . . . . . . . . . . . . . . 16 ⊢ (((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) → 𝑦 ∈ 𝐵)
30	29	ad2antrr 738	. . . . . . . . . . . . . . 15 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → 𝑦 ∈ 𝐵)
31	4, 5	cringm4 21441	. . . . . . . . . . . . . . 15 ⊢ ((𝑅 ∈ CRing ∧ (𝑚 ∈ 𝐵 ∧ 𝑥 ∈ 𝐵) ∧ (𝑛 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵)) → ((𝑚 · 𝑥) · (𝑛 · 𝑦)) = ((𝑚 · 𝑛) · (𝑥 · 𝑦)))
32	24, 25, 27, 28, 30, 31	syl122anc 1404	. . . . . . . . . . . . . 14 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → ((𝑚 · 𝑥) · (𝑛 · 𝑦)) = ((𝑚 · 𝑛) · (𝑥 · 𝑦)))
33	24, 1	syl 18	. . . . . . . . . . . . . . 15 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → 𝑅 ∈ Ring)
34	3	ad9antr 754	. . . . . . . . . . . . . . 15 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → 𝑃 ∈ (LIdeal‘𝑅))
35	4, 5	ringcl 20331	. . . . . . . . . . . . . . . 16 ⊢ ((𝑅 ∈ Ring ∧ 𝑚 ∈ 𝐵 ∧ 𝑛 ∈ 𝐵) → (𝑚 · 𝑛) ∈ 𝐵)
36	33, 25, 28, 35	syl3anc 1396	. . . . . . . . . . . . . . 15 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → (𝑚 · 𝑛) ∈ 𝐵)
37		simp-7r 801	. . . . . . . . . . . . . . 15 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → (𝑥 · 𝑦) ∈ 𝑃)
38	13, 4, 5	lidlmcl 21327	. . . . . . . . . . . . . . 15 ⊢ (((𝑅 ∈ Ring ∧ 𝑃 ∈ (LIdeal‘𝑅)) ∧ ((𝑚 · 𝑛) ∈ 𝐵 ∧ (𝑥 · 𝑦) ∈ 𝑃)) → ((𝑚 · 𝑛) · (𝑥 · 𝑦)) ∈ 𝑃)
39	33, 34, 36, 37, 38	syl22anc 851	. . . . . . . . . . . . . 14 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → ((𝑚 · 𝑛) · (𝑥 · 𝑦)) ∈ 𝑃)
40	32, 39	eqeltrd 2869	. . . . . . . . . . . . 13 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → ((𝑚 · 𝑥) · (𝑛 · 𝑦)) ∈ 𝑃)
41	23, 40	eqeltrd 2869	. . . . . . . . . . . 12 ⊢ (((((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) ∧ 𝑛 ∈ 𝐵) ∧ 𝑠 = (𝑛 · 𝑦)) → (𝑟 · 𝑠) ∈ 𝑃)
42	8	ad2antrr 738	. . . . . . . . . . . . . 14 ⊢ (((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) → 𝑅 ∈ Ring)
43	42	ad2antrr 738	. . . . . . . . . . . . 13 ⊢ (((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) → 𝑅 ∈ Ring)
44		simpllr 787	. . . . . . . . . . . . 13 ⊢ (((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) → 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦}))
45	4, 5, 12	elrspsn 21346	. . . . . . . . . . . . . 14 ⊢ ((𝑅 ∈ Ring ∧ 𝑦 ∈ 𝐵) → (𝑠 ∈ ((RSpan‘𝑅)‘{𝑦}) ↔ ∃𝑛 ∈ 𝐵 𝑠 = (𝑛 · 𝑦)))
46	45	biimpa 481	. . . . . . . . . . . . 13 ⊢ (((𝑅 ∈ Ring ∧ 𝑦 ∈ 𝐵) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) → ∃𝑛 ∈ 𝐵 𝑠 = (𝑛 · 𝑦))
47	43, 29, 44, 46	syl21anc 850	. . . . . . . . . . . 12 ⊢ (((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) → ∃𝑛 ∈ 𝐵 𝑠 = (𝑛 · 𝑦))
48	41, 47	r19.29a 3179	. . . . . . . . . . 11 ⊢ (((((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) ∧ 𝑚 ∈ 𝐵) ∧ 𝑟 = (𝑚 · 𝑥)) → (𝑟 · 𝑠) ∈ 𝑃)
49		simplr 780	. . . . . . . . . . . 12 ⊢ (((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) → 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥}))
50	4, 5, 12	elrspsn 21346	. . . . . . . . . . . . 13 ⊢ ((𝑅 ∈ Ring ∧ 𝑥 ∈ 𝐵) → (𝑟 ∈ ((RSpan‘𝑅)‘{𝑥}) ↔ ∃𝑚 ∈ 𝐵 𝑟 = (𝑚 · 𝑥)))
51	50	biimpa 481	. . . . . . . . . . . 12 ⊢ (((𝑅 ∈ Ring ∧ 𝑥 ∈ 𝐵) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) → ∃𝑚 ∈ 𝐵 𝑟 = (𝑚 · 𝑥))
52	42, 26, 49, 51	syl21anc 850	. . . . . . . . . . 11 ⊢ (((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) → ∃𝑚 ∈ 𝐵 𝑟 = (𝑚 · 𝑥))
53	48, 52	r19.29a 3179	. . . . . . . . . 10 ⊢ (((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ 𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})) → (𝑟 · 𝑠) ∈ 𝑃)
54	53	anasss 471	. . . . . . . . 9 ⊢ ((((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) ∧ (𝑟 ∈ ((RSpan‘𝑅)‘{𝑥}) ∧ 𝑠 ∈ ((RSpan‘𝑅)‘{𝑦}))) → (𝑟 · 𝑠) ∈ 𝑃)
55	54	ralrimivva 3214	. . . . . . . 8 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → ∀𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})∀𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})(𝑟 · 𝑠) ∈ 𝑃)
56	4, 5	prmidl 21435	. . . . . . . 8 ⊢ ((((𝑅 ∈ Ring ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ (((RSpan‘𝑅)‘{𝑥}) ∈ (LIdeal‘𝑅) ∧ ((RSpan‘𝑅)‘{𝑦}) ∈ (LIdeal‘𝑅))) ∧ ∀𝑟 ∈ ((RSpan‘𝑅)‘{𝑥})∀𝑠 ∈ ((RSpan‘𝑅)‘{𝑦})(𝑟 · 𝑠) ∈ 𝑃) → (((RSpan‘𝑅)‘{𝑥}) ⊆ 𝑃 ∨ ((RSpan‘𝑅)‘{𝑦}) ⊆ 𝑃))
57	8, 9, 20, 55, 56	syl1111anc 853	. . . . . . 7 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → (((RSpan‘𝑅)‘{𝑥}) ⊆ 𝑃 ∨ ((RSpan‘𝑅)‘{𝑦}) ⊆ 𝑃))
58	4, 12	rspsnid 21347	. . . . . . . . . . . . 13 ⊢ ((𝑅 ∈ Ring ∧ 𝑥 ∈ 𝐵) → 𝑥 ∈ ((RSpan‘𝑅)‘{𝑥}))
59	1, 58	sylan 591	. . . . . . . . . . . 12 ⊢ ((𝑅 ∈ CRing ∧ 𝑥 ∈ 𝐵) → 𝑥 ∈ ((RSpan‘𝑅)‘{𝑥}))
60	59	adantr 485	. . . . . . . . . . 11 ⊢ (((𝑅 ∈ CRing ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) → 𝑥 ∈ ((RSpan‘𝑅)‘{𝑥}))
61		ssel 3939	. . . . . . . . . . 11 ⊢ (((RSpan‘𝑅)‘{𝑥}) ⊆ 𝑃 → (𝑥 ∈ ((RSpan‘𝑅)‘{𝑥}) → 𝑥 ∈ 𝑃))
62	60, 61	syl5com 32	. . . . . . . . . 10 ⊢ (((𝑅 ∈ CRing ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) → (((RSpan‘𝑅)‘{𝑥}) ⊆ 𝑃 → 𝑥 ∈ 𝑃))
63	4, 12	rspsnid 21347	. . . . . . . . . . . . 13 ⊢ ((𝑅 ∈ Ring ∧ 𝑦 ∈ 𝐵) → 𝑦 ∈ ((RSpan‘𝑅)‘{𝑦}))
64	1, 63	sylan 591	. . . . . . . . . . . 12 ⊢ ((𝑅 ∈ CRing ∧ 𝑦 ∈ 𝐵) → 𝑦 ∈ ((RSpan‘𝑅)‘{𝑦}))
65	64	adantlr 727	. . . . . . . . . . 11 ⊢ (((𝑅 ∈ CRing ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) → 𝑦 ∈ ((RSpan‘𝑅)‘{𝑦}))
66		ssel 3939	. . . . . . . . . . 11 ⊢ (((RSpan‘𝑅)‘{𝑦}) ⊆ 𝑃 → (𝑦 ∈ ((RSpan‘𝑅)‘{𝑦}) → 𝑦 ∈ 𝑃))
67	65, 66	syl5com 32	. . . . . . . . . 10 ⊢ (((𝑅 ∈ CRing ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) → (((RSpan‘𝑅)‘{𝑦}) ⊆ 𝑃 → 𝑦 ∈ 𝑃))
68	62, 67	orim12d 979	. . . . . . . . 9 ⊢ (((𝑅 ∈ CRing ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) → ((((RSpan‘𝑅)‘{𝑥}) ⊆ 𝑃 ∨ ((RSpan‘𝑅)‘{𝑦}) ⊆ 𝑃) → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃)))
69	68	adantllr 731	. . . . . . . 8 ⊢ ((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) → ((((RSpan‘𝑅)‘{𝑥}) ⊆ 𝑃 ∨ ((RSpan‘𝑅)‘{𝑦}) ⊆ 𝑃) → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃)))
70	69	adantr 485	. . . . . . 7 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → ((((RSpan‘𝑅)‘{𝑥}) ⊆ 𝑃 ∨ ((RSpan‘𝑅)‘{𝑦}) ⊆ 𝑃) → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃)))
71	57, 70	mpd 16	. . . . . 6 ⊢ (((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝑥 · 𝑦) ∈ 𝑃) → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃))
72	71	ex 417	. . . . 5 ⊢ ((((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) → ((𝑥 · 𝑦) ∈ 𝑃 → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃)))
73	72	anasss 471	. . . 4 ⊢ (((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵)) → ((𝑥 · 𝑦) ∈ 𝑃 → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃)))
74	73	ralrimivva 3214	. . 3 ⊢ ((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) → ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ((𝑥 · 𝑦) ∈ 𝑃 → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃)))
75	3, 7, 74	3jca 1144	. 2 ⊢ ((𝑅 ∈ CRing ∧ 𝑃 ∈ (PrmIdeal‘𝑅)) → (𝑃 ∈ (LIdeal‘𝑅) ∧ 𝑃 ≠ 𝐵 ∧ ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ((𝑥 · 𝑦) ∈ 𝑃 → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃))))
76		3anass 1109	. . . 4 ⊢ ((𝑃 ∈ (LIdeal‘𝑅) ∧ 𝑃 ≠ 𝐵 ∧ ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ((𝑥 · 𝑦) ∈ 𝑃 → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃))) ↔ (𝑃 ∈ (LIdeal‘𝑅) ∧ (𝑃 ≠ 𝐵 ∧ ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ((𝑥 · 𝑦) ∈ 𝑃 → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃)))))
77	4, 5	prmidl2 21436	. . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝑃 ∈ (LIdeal‘𝑅)) ∧ (𝑃 ≠ 𝐵 ∧ ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ((𝑥 · 𝑦) ∈ 𝑃 → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃)))) → 𝑃 ∈ (PrmIdeal‘𝑅))
78	77	anasss 471	. . . 4 ⊢ ((𝑅 ∈ Ring ∧ (𝑃 ∈ (LIdeal‘𝑅) ∧ (𝑃 ≠ 𝐵 ∧ ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ((𝑥 · 𝑦) ∈ 𝑃 → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃))))) → 𝑃 ∈ (PrmIdeal‘𝑅))
79	76, 78	sylan2b 605	. . 3 ⊢ ((𝑅 ∈ Ring ∧ (𝑃 ∈ (LIdeal‘𝑅) ∧ 𝑃 ≠ 𝐵 ∧ ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ((𝑥 · 𝑦) ∈ 𝑃 → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃)))) → 𝑃 ∈ (PrmIdeal‘𝑅))
80	1, 79	sylan 591	. 2 ⊢ ((𝑅 ∈ CRing ∧ (𝑃 ∈ (LIdeal‘𝑅) ∧ 𝑃 ≠ 𝐵 ∧ ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ((𝑥 · 𝑦) ∈ 𝑃 → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃)))) → 𝑃 ∈ (PrmIdeal‘𝑅))
81	75, 80	impbida 812	1 ⊢ (𝑅 ∈ CRing → (𝑃 ∈ (PrmIdeal‘𝑅) ↔ (𝑃 ∈ (LIdeal‘𝑅) ∧ 𝑃 ≠ 𝐵 ∧ ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ((𝑥 · 𝑦) ∈ 𝑃 → (𝑥 ∈ 𝑃 ∨ 𝑦 ∈ 𝑃)))))

Syntax hints:   → wi 4   ↔ wb 209   ∧ wa 400   ∨ wo 860   ∧ w3a 1101   = wceq 1567   ∈ wcel 2149   ≠ wne 2964  ∀wral 3085  ∃wrex 3095   ⊆ wss 3913  {csn 4594  ‘cfv 6537  (class class class)co 7411  Basecbs 17268  ._rcmulr 17310  Ringcrg 20314  CRingccrg 20315  LIdealclidl 21307  RSpancrsp 21308  PrmIdealcprmidl 21430

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1822  ax-4 1836  ax-5 1937  ax-6 1994  ax-7 2035  ax-8 2151  ax-9 2159  ax-10 2182  ax-11 2198  ax-12 2219  ax-ext 2741  ax-rep 5242  ax-sep 5261  ax-nul 5271  ax-pow 5337  ax-pr 5405  ax-un 7733  ax-cnex 11155  ax-resscn 11156  ax-1cn 11157  ax-icn 11158  ax-addcl 11159  ax-addrcl 11160  ax-mulcl 11161  ax-mulrcl 11162  ax-mulcom 11163  ax-addass 11164  ax-mulass 11165  ax-distr 11166  ax-i2m1 11167  ax-1ne0 11168  ax-1rid 11169  ax-rnegex 11170  ax-rrecex 11171  ax-cnre 11172  ax-pre-lttri 11173  ax-pre-lttrn 11174  ax-pre-ltadd 11175  ax-pre-mulgt0 11176

This theorem depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3or 1102  df-3an 1103  df-tru 1570  df-fal 1580  df-ex 1807  df-nf 1811  df-sb 2098  df-mo 2573  df-eu 2603  df-clab 2748  df-cleq 2761  df-clel 2844  df-nfc 2918  df-ne 2965  df-nel 3071  df-ral 3086  df-rex 3096  df-rmo 3376  df-reu 3377  df-rab 3424  df-v 3465  df-sbc 3754  df-csb 3862  df-dif 3916  df-un 3918  df-in 3920  df-ss 3930  df-pss 3933  df-nul 4295  df-if 4493  df-pw 4569  df-sn 4595  df-pr 4597  df-op 4601  df-uni 4877  df-int 4917  df-iun 4962  df-br 5114  df-opab 5178  df-mpt 5197  df-tr 5223  df-id 5557  df-eprel 5562  df-po 5570  df-so 5571  df-fr 5615  df-we 5617  df-xp 5668  df-rel 5669  df-cnv 5670  df-co 5671  df-dm 5672  df-rn 5673  df-res 5674  df-ima 5675  df-pred 6303  df-ord 6364  df-on 6365  df-lim 6366  df-suc 6367  df-iota 6493  df-fun 6539  df-fn 6540  df-f 6541  df-f1 6542  df-fo 6543  df-f1o 6544  df-fv 6545  df-riota 7368  df-ov 7414  df-oprab 7415  df-mpo 7416  df-om 7862  df-1st 7985  df-2nd 7986  df-frecs 8277  df-wrecs 8308  df-recs 8357  df-rdg 8396  df-er 8693  df-en 8943  df-dom 8944  df-sdom 8945  df-pnf 11244  df-mnf 11245  df-xr 11246  df-ltxr 11247  df-le 11248  df-sub 11442  df-neg 11443  df-nn 12233  df-2 12302  df-3 12303  df-4 12304  df-5 12305  df-6 12306  df-7 12307  df-8 12308  df-sets 17223  df-slot 17241  df-ndx 17253  df-base 17269  df-ress 17290  df-plusg 17322  df-mulr 17323  df-sca 17325  df-vsca 17326  df-ip 17327  df-0g 17493  df-mgm 18697  df-sgrp 18776  df-mnd 18792  df-grp 19002  df-minusg 19003  df-sbg 19004  df-subg 19188  df-cmn 19851  df-abl 19852  df-mgp 20216  df-rng 20230  df-ur 20263  df-ring 20316  df-cring 20317  df-subrg 20654  df-lmod 20960  df-lss 21030  df-lsp 21070  df-sra 21271  df-rgmod 21272  df-lidl 21309  df-rsp 21310  df-prmidl 21431

This theorem is referenced by:  prmidlc  21443  prmidlprop  21444  prmidl0  21446  qsidomlem2  21449  ssdifidlprm  21454  rsprprmprmidl  33756