Theorem pitonnlem1 7013

Description: Lemma for pitonn 7016. Two ways to write the number one. (Contributed by Jim Kingdon, 24-Apr-2020.)

Assertion

Ref	Expression
pitonnlem1	⊢ ⟨[⟨(⟨{𝑙 ∣ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q }, {𝑢 ∣ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢}⟩ +P 1P), 1P⟩] ~R , 0R⟩ = 1

Distinct variable group:   𝑢,𝑙

Proof of Theorem pitonnlem1

Step	Hyp	Ref	Expression
1		df-1 6989	. 2 ⊢ 1 = ⟨1R, 0R⟩
2		df-1r 6909	. . . 4 ⊢ 1R = [⟨(1P +P 1P), 1P⟩] ~R
3		df-i1p 6657	. . . . . . . 8 ⊢ 1P = ⟨{𝑙 ∣ 𝑙 <Q 1Q}, {𝑢 ∣ 1Q <Q 𝑢}⟩
4		df-1nqqs 6541	. . . . . . . . . . 11 ⊢ 1Q = [⟨1𝑜, 1𝑜⟩] ~Q
5	4	breq2i 3793	. . . . . . . . . 10 ⊢ (𝑙 <Q 1Q ↔ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q )
6	5	abbii 2194	. . . . . . . . 9 ⊢ {𝑙 ∣ 𝑙 <Q 1Q} = {𝑙 ∣ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q }
7	4	breq1i 3792	. . . . . . . . . 10 ⊢ (1Q <Q 𝑢 ↔ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢)
8	7	abbii 2194	. . . . . . . . 9 ⊢ {𝑢 ∣ 1Q <Q 𝑢} = {𝑢 ∣ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢}
9	6, 8	opeq12i 3575	. . . . . . . 8 ⊢ ⟨{𝑙 ∣ 𝑙 <Q 1Q}, {𝑢 ∣ 1Q <Q 𝑢}⟩ = ⟨{𝑙 ∣ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q }, {𝑢 ∣ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢}⟩
10	3, 9	eqtri 2101	. . . . . . 7 ⊢ 1P = ⟨{𝑙 ∣ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q }, {𝑢 ∣ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢}⟩
11	10	oveq1i 5542	. . . . . 6 ⊢ (1P +P 1P) = (⟨{𝑙 ∣ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q }, {𝑢 ∣ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢}⟩ +P 1P)
12	11	opeq1i 3573	. . . . 5 ⊢ ⟨(1P +P 1P), 1P⟩ = ⟨(⟨{𝑙 ∣ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q }, {𝑢 ∣ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢}⟩ +P 1P), 1P⟩
13		eceq1 6164	. . . . 5 ⊢ (⟨(1P +P 1P), 1P⟩ = ⟨(⟨{𝑙 ∣ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q }, {𝑢 ∣ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢}⟩ +P 1P), 1P⟩ → [⟨(1P +P 1P), 1P⟩] ~R = [⟨(⟨{𝑙 ∣ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q }, {𝑢 ∣ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢}⟩ +P 1P), 1P⟩] ~R )
14	12, 13	ax-mp 7	. . . 4 ⊢ [⟨(1P +P 1P), 1P⟩] ~R = [⟨(⟨{𝑙 ∣ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q }, {𝑢 ∣ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢}⟩ +P 1P), 1P⟩] ~R
15	2, 14	eqtri 2101	. . 3 ⊢ 1R = [⟨(⟨{𝑙 ∣ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q }, {𝑢 ∣ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢}⟩ +P 1P), 1P⟩] ~R
16	15	opeq1i 3573	. 2 ⊢ ⟨1R, 0R⟩ = ⟨[⟨(⟨{𝑙 ∣ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q }, {𝑢 ∣ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢}⟩ +P 1P), 1P⟩] ~R , 0R⟩
17	1, 16	eqtr2i 2102	1 ⊢ ⟨[⟨(⟨{𝑙 ∣ 𝑙 <Q [⟨1𝑜, 1𝑜⟩] ~Q }, {𝑢 ∣ [⟨1𝑜, 1𝑜⟩] ~Q <Q 𝑢}⟩ +P 1P), 1P⟩] ~R , 0R⟩ = 1

Syntax hints:   = wceq 1284  {cab 2067  ⟨cop 3401   class class class wbr 3785  (class class class)co 5532  1_𝑜c1o 6017  [cec 6127   ~_Q ceq 6469  1_Qc1q 6471   <_Q cltq 6475  1_Pc1p 6482   +_P cpp 6483   ~_R cer 6486  0_Rc0r 6488  1_Rc1r 6489  1c1 6982

This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 104  ax-ia2 105  ax-ia3 106  ax-io 662  ax-5 1376  ax-7 1377  ax-gen 1378  ax-ie1 1422  ax-ie2 1423  ax-8 1435  ax-10 1436  ax-11 1437  ax-i12 1438  ax-bndl 1439  ax-4 1440  ax-17 1459  ax-i9 1463  ax-ial 1467  ax-i5r 1468  ax-ext 2063

This theorem depends on definitions:  df-bi 115  df-3an 921  df-tru 1287  df-nf 1390  df-sb 1686  df-clab 2068  df-cleq 2074  df-clel 2077  df-nfc 2208  df-rex 2354  df-v 2603  df-un 2977  df-in 2979  df-ss 2986  df-sn 3404  df-pr 3405  df-op 3407  df-uni 3602  df-br 3786  df-opab 3840  df-xp 4369  df-cnv 4371  df-dm 4373  df-rn 4374  df-res 4375  df-ima 4376  df-iota 4887  df-fv 4930  df-ov 5535  df-ec 6131  df-1nqqs 6541  df-i1p 6657  df-1r 6909  df-1 6989

This theorem is referenced by:  pitonn  7016