lfgrwlkprop - Metamath Proof Explorer

	Metamath Proof Explorer		< Previous Next > Nearby theorems
Mirrors > Home > MPE Home > Th. List > lfgrwlkprop		Structured version Visualization version GIF version

Theorem lfgrwlkprop 28933

Description: Two adjacent vertices in a walk are different in a loop-free graph. (Contributed by AV, 28-Jan-2021.)

**Hypothesis**
Ref	Expression
lfgrwlkprop.i	⊢ 𝐼 = (iEdg‘𝐺)

**Assertion**
Ref	Expression
lfgrwlkprop	⊢ ((𝐹(Walks‘𝐺)𝑃 ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) → ∀𝑘 ∈ (0..^(♯‘𝐹))(𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1)))

Distinct variable groups: 𝑘,𝐹,𝑥 𝑘,𝐺 𝑘,𝐼,𝑥 𝑃,𝑘 𝑘,𝑉,𝑥 Allowed substitution hints: 𝑃(𝑥) 𝐺(𝑥)

**Proof of Theorem lfgrwlkprop**
Step	Hyp	Ref	Expression
1		wlkv 28858	. . . . 5 ⊢ (𝐹(Walks‘𝐺)𝑃 → (𝐺 ∈ V ∧ 𝐹 ∈ V ∧ 𝑃 ∈ V))
2		eqid 2732	. . . . . 6 ⊢ (Vtx‘𝐺) = (Vtx‘𝐺)
3		lfgrwlkprop.i	. . . . . 6 ⊢ 𝐼 = (iEdg‘𝐺)
4	2, 3	iswlk 28856	. . . . 5 ⊢ ((𝐺 ∈ V ∧ 𝐹 ∈ V ∧ 𝑃 ∈ V) → (𝐹(Walks‘𝐺)𝑃 ↔ (𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺) ∧ ∀𝑘 ∈ (0..^(♯‘𝐹))if-((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)), (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}, {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))} ⊆ (𝐼‘(𝐹‘𝑘))))))
5	1, 4	syl 17	. . . 4 ⊢ (𝐹(Walks‘𝐺)𝑃 → (𝐹(Walks‘𝐺)𝑃 ↔ (𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺) ∧ ∀𝑘 ∈ (0..^(♯‘𝐹))if-((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)), (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}, {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))} ⊆ (𝐼‘(𝐹‘𝑘))))))
6		ifptru 1074	. . . . . . . . . . . 12 ⊢ ((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)) → (if-((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)), (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}, {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))} ⊆ (𝐼‘(𝐹‘𝑘))) ↔ (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}))
7	6	adantr 481	. . . . . . . . . . 11 ⊢ (((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)) ∧ (((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) ∧ 𝑘 ∈ (0..^(♯‘𝐹)))) → (if-((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)), (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}, {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))} ⊆ (𝐼‘(𝐹‘𝑘))) ↔ (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}))
8		simplr 767	. . . . . . . . . . . . . 14 ⊢ ((((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) ∧ 𝑘 ∈ (0..^(♯‘𝐹))) → 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)})
9		wrdsymbcl 14473	. . . . . . . . . . . . . . 15 ⊢ ((𝐹 ∈ Word dom 𝐼 ∧ 𝑘 ∈ (0..^(♯‘𝐹))) → (𝐹‘𝑘) ∈ dom 𝐼)
10	9	ad4ant14 750	. . . . . . . . . . . . . 14 ⊢ ((((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) ∧ 𝑘 ∈ (0..^(♯‘𝐹))) → (𝐹‘𝑘) ∈ dom 𝐼)
11	8, 10	ffvelcdmd 7084	. . . . . . . . . . . . 13 ⊢ ((((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) ∧ 𝑘 ∈ (0..^(♯‘𝐹))) → (𝐼‘(𝐹‘𝑘)) ∈ {𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)})
12		fveq2 6888	. . . . . . . . . . . . . . . 16 ⊢ (𝑥 = (𝐼‘(𝐹‘𝑘)) → (♯‘𝑥) = (♯‘(𝐼‘(𝐹‘𝑘))))
13	12	breq2d 5159	. . . . . . . . . . . . . . 15 ⊢ (𝑥 = (𝐼‘(𝐹‘𝑘)) → (2 ≤ (♯‘𝑥) ↔ 2 ≤ (♯‘(𝐼‘(𝐹‘𝑘)))))
14	13	elrab 3682	. . . . . . . . . . . . . 14 ⊢ ((𝐼‘(𝐹‘𝑘)) ∈ {𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)} ↔ ((𝐼‘(𝐹‘𝑘)) ∈ 𝒫 𝑉 ∧ 2 ≤ (♯‘(𝐼‘(𝐹‘𝑘)))))
15		fveq2 6888	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)} → (♯‘(𝐼‘(𝐹‘𝑘))) = (♯‘{(𝑃‘𝑘)}))
16	15	breq2d 5159	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)} → (2 ≤ (♯‘(𝐼‘(𝐹‘𝑘))) ↔ 2 ≤ (♯‘{(𝑃‘𝑘)})))
17		fvex 6901	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝑃‘𝑘) ∈ V
18		hashsng 14325	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝑃‘𝑘) ∈ V → (♯‘{(𝑃‘𝑘)}) = 1)
19	17, 18	ax-mp 5	. . . . . . . . . . . . . . . . . . . 20 ⊢ (♯‘{(𝑃‘𝑘)}) = 1
20	19	breq2i 5155	. . . . . . . . . . . . . . . . . . 19 ⊢ (2 ≤ (♯‘{(𝑃‘𝑘)}) ↔ 2 ≤ 1)
21		1lt2 12379	. . . . . . . . . . . . . . . . . . . 20 ⊢ 1 < 2
22		1re 11210	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ 1 ∈ ℝ
23		2re 12282	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ 2 ∈ ℝ
24	22, 23	ltnlei 11331	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (1 < 2 ↔ ¬ 2 ≤ 1)
25		pm2.21 123	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (¬ 2 ≤ 1 → (2 ≤ 1 → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1))))
26	24, 25	sylbi 216	. . . . . . . . . . . . . . . . . . . 20 ⊢ (1 < 2 → (2 ≤ 1 → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1))))
27	21, 26	ax-mp 5	. . . . . . . . . . . . . . . . . . 19 ⊢ (2 ≤ 1 → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1)))
28	20, 27	sylbi 216	. . . . . . . . . . . . . . . . . 18 ⊢ (2 ≤ (♯‘{(𝑃‘𝑘)}) → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1)))
29	16, 28	syl6bi 252	. . . . . . . . . . . . . . . . 17 ⊢ ((𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)} → (2 ≤ (♯‘(𝐼‘(𝐹‘𝑘))) → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1))))
30	29	com12 32	. . . . . . . . . . . . . . . 16 ⊢ (2 ≤ (♯‘(𝐼‘(𝐹‘𝑘))) → ((𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)} → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1))))
31	30	adantl 482	. . . . . . . . . . . . . . 15 ⊢ (((𝐼‘(𝐹‘𝑘)) ∈ 𝒫 𝑉 ∧ 2 ≤ (♯‘(𝐼‘(𝐹‘𝑘)))) → ((𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)} → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1))))
32	31	a1i 11	. . . . . . . . . . . . . 14 ⊢ ((((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) ∧ 𝑘 ∈ (0..^(♯‘𝐹))) → (((𝐼‘(𝐹‘𝑘)) ∈ 𝒫 𝑉 ∧ 2 ≤ (♯‘(𝐼‘(𝐹‘𝑘)))) → ((𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)} → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1)))))
33	14, 32	biimtrid 241	. . . . . . . . . . . . 13 ⊢ ((((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) ∧ 𝑘 ∈ (0..^(♯‘𝐹))) → ((𝐼‘(𝐹‘𝑘)) ∈ {𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)} → ((𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)} → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1)))))
34	11, 33	mpd 15	. . . . . . . . . . . 12 ⊢ ((((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) ∧ 𝑘 ∈ (0..^(♯‘𝐹))) → ((𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)} → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1))))
35	34	adantl 482	. . . . . . . . . . 11 ⊢ (((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)) ∧ (((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) ∧ 𝑘 ∈ (0..^(♯‘𝐹)))) → ((𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)} → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1))))
36	7, 35	sylbid 239	. . . . . . . . . 10 ⊢ (((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)) ∧ (((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) ∧ 𝑘 ∈ (0..^(♯‘𝐹)))) → (if-((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)), (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}, {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))} ⊆ (𝐼‘(𝐹‘𝑘))) → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1))))
37	36	ex 413	. . . . . . . . 9 ⊢ ((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)) → ((((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) ∧ 𝑘 ∈ (0..^(♯‘𝐹))) → (if-((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)), (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}, {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))} ⊆ (𝐼‘(𝐹‘𝑘))) → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1)))))
38		neqne 2948	. . . . . . . . . 10 ⊢ (¬ (𝑃‘𝑘) = (𝑃‘(𝑘 + 1)) → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1)))
39	38	2a1d 26	. . . . . . . . 9 ⊢ (¬ (𝑃‘𝑘) = (𝑃‘(𝑘 + 1)) → ((((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) ∧ 𝑘 ∈ (0..^(♯‘𝐹))) → (if-((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)), (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}, {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))} ⊆ (𝐼‘(𝐹‘𝑘))) → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1)))))
40	37, 39	pm2.61i 182	. . . . . . . 8 ⊢ ((((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) ∧ 𝑘 ∈ (0..^(♯‘𝐹))) → (if-((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)), (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}, {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))} ⊆ (𝐼‘(𝐹‘𝑘))) → (𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1))))
41	40	ralimdva 3167	. . . . . . 7 ⊢ (((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) → (∀𝑘 ∈ (0..^(♯‘𝐹))if-((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)), (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}, {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))} ⊆ (𝐼‘(𝐹‘𝑘))) → ∀𝑘 ∈ (0..^(♯‘𝐹))(𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1))))
42	41	ex 413	. . . . . 6 ⊢ ((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) → (𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)} → (∀𝑘 ∈ (0..^(♯‘𝐹))if-((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)), (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}, {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))} ⊆ (𝐼‘(𝐹‘𝑘))) → ∀𝑘 ∈ (0..^(♯‘𝐹))(𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1)))))
43	42	com23 86	. . . . 5 ⊢ ((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺)) → (∀𝑘 ∈ (0..^(♯‘𝐹))if-((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)), (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}, {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))} ⊆ (𝐼‘(𝐹‘𝑘))) → (𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)} → ∀𝑘 ∈ (0..^(♯‘𝐹))(𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1)))))
44	43	3impia 1117	. . . 4 ⊢ ((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(♯‘𝐹))⟶(Vtx‘𝐺) ∧ ∀𝑘 ∈ (0..^(♯‘𝐹))if-((𝑃‘𝑘) = (𝑃‘(𝑘 + 1)), (𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘)}, {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))} ⊆ (𝐼‘(𝐹‘𝑘)))) → (𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)} → ∀𝑘 ∈ (0..^(♯‘𝐹))(𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1))))
45	5, 44	syl6bi 252	. . 3 ⊢ (𝐹(Walks‘𝐺)𝑃 → (𝐹(Walks‘𝐺)𝑃 → (𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)} → ∀𝑘 ∈ (0..^(♯‘𝐹))(𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1)))))
46	45	pm2.43i 52	. 2 ⊢ (𝐹(Walks‘𝐺)𝑃 → (𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)} → ∀𝑘 ∈ (0..^(♯‘𝐹))(𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1))))
47	46	imp 407	1 ⊢ ((𝐹(Walks‘𝐺)𝑃 ∧ 𝐼:dom 𝐼⟶{𝑥 ∈ 𝒫 𝑉 ∣ 2 ≤ (♯‘𝑥)}) → ∀𝑘 ∈ (0..^(♯‘𝐹))(𝑃‘𝑘) ≠ (𝑃‘(𝑘 + 1)))

Colors of variables: wff setvar class

Syntax hints: ¬ wn 3 → wi 4 ↔ wb 205 ∧ wa 396 if-wif 1061 ∧ w3a 1087 = wceq 1541 ∈ wcel 2106 ≠ wne 2940 ∀wral 3061 {crab 3432 Vcvv 3474 ⊆ wss 3947 𝒫 cpw 4601 {csn 4627 {cpr 4629 class class class wbr 5147 dom cdm 5675 ⟶wf 6536 ‘cfv 6540 (class class class)co 7405 0cc0 11106 1c1 11107 + caddc 11109 < clt 11244 ≤ cle 11245 2c2 12263 ...cfz 13480 ..^cfzo 13623 ♯chash 14286 Word cword 14460 Vtxcvtx 28245 iEdgciedg 28246 Walkscwlks 28842

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 2703 ax-rep 5284 ax-sep 5298 ax-nul 5305 ax-pow 5362 ax-pr 5426 ax-un 7721 ax-cnex 11162 ax-resscn 11163 ax-1cn 11164 ax-icn 11165 ax-addcl 11166 ax-addrcl 11167 ax-mulcl 11168 ax-mulrcl 11169 ax-mulcom 11170 ax-addass 11171 ax-mulass 11172 ax-distr 11173 ax-i2m1 11174 ax-1ne0 11175 ax-1rid 11176 ax-rnegex 11177 ax-rrecex 11178 ax-cnre 11179 ax-pre-lttri 11180 ax-pre-lttrn 11181 ax-pre-ltadd 11182 ax-pre-mulgt0 11183

This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-ifp 1062 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2534 df-eu 2563 df-clab 2710 df-cleq 2724 df-clel 2810 df-nfc 2885 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-reu 3377 df-rab 3433 df-v 3476 df-sbc 3777 df-csb 3893 df-dif 3950 df-un 3952 df-in 3954 df-ss 3964 df-pss 3966 df-nul 4322 df-if 4528 df-pw 4603 df-sn 4628 df-pr 4630 df-op 4634 df-uni 4908 df-int 4950 df-iun 4998 df-br 5148 df-opab 5210 df-mpt 5231 df-tr 5265 df-id 5573 df-eprel 5579 df-po 5587 df-so 5588 df-fr 5630 df-we 5632 df-xp 5681 df-rel 5682 df-cnv 5683 df-co 5684 df-dm 5685 df-rn 5686 df-res 5687 df-ima 5688 df-pred 6297 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6492 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7361 df-ov 7408 df-oprab 7409 df-mpo 7410 df-om 7852 df-1st 7971 df-2nd 7972 df-frecs 8262 df-wrecs 8293 df-recs 8367 df-rdg 8406 df-1o 8462 df-er 8699 df-map 8818 df-en 8936 df-dom 8937 df-sdom 8938 df-fin 8939 df-card 9930 df-pnf 11246 df-mnf 11247 df-xr 11248 df-ltxr 11249 df-le 11250 df-sub 11442 df-neg 11443 df-nn 12209 df-2 12271 df-n0 12469 df-z 12555 df-uz 12819 df-fz 13481 df-fzo 13624 df-hash 14287 df-word 14461 df-wlks 28845

This theorem is referenced by: lfgriswlk 28934

W3C validator