Theorem ltapr 10903

Description: Ordering property of addition. Proposition 9-3.5(v) of [Gleason] p. 123. (Contributed by NM, 8-Apr-1996.) (New usage is discouraged.)

Assertion

Ref	Expression
ltapr	⊢ (𝐶 ∈ P → (𝐴<P 𝐵 ↔ (𝐶 +P 𝐴)<P (𝐶 +P 𝐵)))

Proof of Theorem ltapr

Step	Hyp	Ref	Expression
1		dmplp 10870	. 2 ⊢ dom +P = (P × P)
2		ltrelpr 10856	. 2 ⊢ <P ⊆ (P × P)
3		0npr 10850	. 2 ⊢ ¬ ∅ ∈ P
4		ltaprlem 10902	. . . . . 6 ⊢ (𝐶 ∈ P → (𝐴<P 𝐵 → (𝐶 +P 𝐴)<P (𝐶 +P 𝐵)))
5	4	adantr 481	. . . . 5 ⊢ ((𝐶 ∈ P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → (𝐴<P 𝐵 → (𝐶 +P 𝐴)<P (𝐶 +P 𝐵)))
6		olc 865	. . . . . . . . 9 ⊢ ((𝐶 +P 𝐴)<P (𝐶 +P 𝐵) → ((𝐶 +P 𝐵) = (𝐶 +P 𝐴) ∨ (𝐶 +P 𝐴)<P (𝐶 +P 𝐵)))
7		ltaprlem 10902	. . . . . . . . . . . 12 ⊢ (𝐶 ∈ P → (𝐵<P 𝐴 → (𝐶 +P 𝐵)<P (𝐶 +P 𝐴)))
8	7	adantr 481	. . . . . . . . . . 11 ⊢ ((𝐶 ∈ P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → (𝐵<P 𝐴 → (𝐶 +P 𝐵)<P (𝐶 +P 𝐴)))
9		ltsopr 10890	. . . . . . . . . . . . 13 ⊢ <P Or P
10		sotric 5561	. . . . . . . . . . . . 13 ⊢ ((<P Or P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → (𝐵<P 𝐴 ↔ ¬ (𝐵 = 𝐴 ∨ 𝐴<P 𝐵)))
11	9, 10	mpan 687	. . . . . . . . . . . 12 ⊢ ((𝐵 ∈ P ∧ 𝐴 ∈ P) → (𝐵<P 𝐴 ↔ ¬ (𝐵 = 𝐴 ∨ 𝐴<P 𝐵)))
12	11	adantl 482	. . . . . . . . . . 11 ⊢ ((𝐶 ∈ P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → (𝐵<P 𝐴 ↔ ¬ (𝐵 = 𝐴 ∨ 𝐴<P 𝐵)))
13		addclpr 10876	. . . . . . . . . . . . 13 ⊢ ((𝐶 ∈ P ∧ 𝐵 ∈ P) → (𝐶 +P 𝐵) ∈ P)
14		addclpr 10876	. . . . . . . . . . . . 13 ⊢ ((𝐶 ∈ P ∧ 𝐴 ∈ P) → (𝐶 +P 𝐴) ∈ P)
15	13, 14	anim12dan 619	. . . . . . . . . . . 12 ⊢ ((𝐶 ∈ P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → ((𝐶 +P 𝐵) ∈ P ∧ (𝐶 +P 𝐴) ∈ P))
16		sotric 5561	. . . . . . . . . . . 12 ⊢ ((<P Or P ∧ ((𝐶 +P 𝐵) ∈ P ∧ (𝐶 +P 𝐴) ∈ P)) → ((𝐶 +P 𝐵)<P (𝐶 +P 𝐴) ↔ ¬ ((𝐶 +P 𝐵) = (𝐶 +P 𝐴) ∨ (𝐶 +P 𝐴)<P (𝐶 +P 𝐵))))
17	9, 15, 16	sylancr 587	. . . . . . . . . . 11 ⊢ ((𝐶 ∈ P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → ((𝐶 +P 𝐵)<P (𝐶 +P 𝐴) ↔ ¬ ((𝐶 +P 𝐵) = (𝐶 +P 𝐴) ∨ (𝐶 +P 𝐴)<P (𝐶 +P 𝐵))))
18	8, 12, 17	3imtr3d 292	. . . . . . . . . 10 ⊢ ((𝐶 ∈ P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → (¬ (𝐵 = 𝐴 ∨ 𝐴<P 𝐵) → ¬ ((𝐶 +P 𝐵) = (𝐶 +P 𝐴) ∨ (𝐶 +P 𝐴)<P (𝐶 +P 𝐵))))
19	18	con4d 115	. . . . . . . . 9 ⊢ ((𝐶 ∈ P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → (((𝐶 +P 𝐵) = (𝐶 +P 𝐴) ∨ (𝐶 +P 𝐴)<P (𝐶 +P 𝐵)) → (𝐵 = 𝐴 ∨ 𝐴<P 𝐵)))
20	6, 19	syl5 34	. . . . . . . 8 ⊢ ((𝐶 ∈ P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → ((𝐶 +P 𝐴)<P (𝐶 +P 𝐵) → (𝐵 = 𝐴 ∨ 𝐴<P 𝐵)))
21		df-or 845	. . . . . . . 8 ⊢ ((𝐵 = 𝐴 ∨ 𝐴<P 𝐵) ↔ (¬ 𝐵 = 𝐴 → 𝐴<P 𝐵))
22	20, 21	syl6ib 250	. . . . . . 7 ⊢ ((𝐶 ∈ P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → ((𝐶 +P 𝐴)<P (𝐶 +P 𝐵) → (¬ 𝐵 = 𝐴 → 𝐴<P 𝐵)))
23	22	com23 86	. . . . . 6 ⊢ ((𝐶 ∈ P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → (¬ 𝐵 = 𝐴 → ((𝐶 +P 𝐴)<P (𝐶 +P 𝐵) → 𝐴<P 𝐵)))
24	9, 2	soirri 6067	. . . . . . . 8 ⊢ ¬ (𝐶 +P 𝐴)<P (𝐶 +P 𝐴)
25		oveq2 7346	. . . . . . . . 9 ⊢ (𝐵 = 𝐴 → (𝐶 +P 𝐵) = (𝐶 +P 𝐴))
26	25	breq2d 5105	. . . . . . . 8 ⊢ (𝐵 = 𝐴 → ((𝐶 +P 𝐴)<P (𝐶 +P 𝐵) ↔ (𝐶 +P 𝐴)<P (𝐶 +P 𝐴)))
27	24, 26	mtbiri 326	. . . . . . 7 ⊢ (𝐵 = 𝐴 → ¬ (𝐶 +P 𝐴)<P (𝐶 +P 𝐵))
28	27	pm2.21d 121	. . . . . 6 ⊢ (𝐵 = 𝐴 → ((𝐶 +P 𝐴)<P (𝐶 +P 𝐵) → 𝐴<P 𝐵))
29	23, 28	pm2.61d2 181	. . . . 5 ⊢ ((𝐶 ∈ P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → ((𝐶 +P 𝐴)<P (𝐶 +P 𝐵) → 𝐴<P 𝐵))
30	5, 29	impbid 211	. . . 4 ⊢ ((𝐶 ∈ P ∧ (𝐵 ∈ P ∧ 𝐴 ∈ P)) → (𝐴<P 𝐵 ↔ (𝐶 +P 𝐴)<P (𝐶 +P 𝐵)))
31	30	3impb 1114	. . 3 ⊢ ((𝐶 ∈ P ∧ 𝐵 ∈ P ∧ 𝐴 ∈ P) → (𝐴<P 𝐵 ↔ (𝐶 +P 𝐴)<P (𝐶 +P 𝐵)))
32	31	3com13 1123	. 2 ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P ∧ 𝐶 ∈ P) → (𝐴<P 𝐵 ↔ (𝐶 +P 𝐴)<P (𝐶 +P 𝐵)))
33	1, 2, 3, 32	ndmovord 7525	1 ⊢ (𝐶 ∈ P → (𝐴<P 𝐵 ↔ (𝐶 +P 𝐴)<P (𝐶 +P 𝐵)))

Syntax hints:  ¬ wn 3   → wi 4   ↔ wb 205   ∧ wa 396   ∨ wo 844   = wceq 1540   ∈ wcel 2105   class class class wbr 5093   Or wor 5532  (class class class)co 7338  Pcnp 10717   +_P cpp 10719  <_P cltp 10721

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1912  ax-6 1970  ax-7 2010  ax-8 2107  ax-9 2115  ax-10 2136  ax-11 2153  ax-12 2170  ax-ext 2707  ax-sep 5244  ax-nul 5251  ax-pow 5309  ax-pr 5373  ax-un 7651  ax-inf2 9499

This theorem depends on definitions:  df-bi 206  df-an 397  df-or 845  df-3or 1087  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1781  df-nf 1785  df-sb 2067  df-mo 2538  df-eu 2567  df-clab 2714  df-cleq 2728  df-clel 2814  df-nfc 2886  df-ne 2941  df-ral 3062  df-rex 3071  df-rmo 3349  df-reu 3350  df-rab 3404  df-v 3443  df-sbc 3728  df-csb 3844  df-dif 3901  df-un 3903  df-in 3905  df-ss 3915  df-pss 3917  df-nul 4271  df-if 4475  df-pw 4550  df-sn 4575  df-pr 4577  df-op 4581  df-uni 4854  df-int 4896  df-iun 4944  df-br 5094  df-opab 5156  df-mpt 5177  df-tr 5211  df-id 5519  df-eprel 5525  df-po 5533  df-so 5534  df-fr 5576  df-we 5578  df-xp 5627  df-rel 5628  df-cnv 5629  df-co 5630  df-dm 5631  df-rn 5632  df-res 5633  df-ima 5634  df-pred 6239  df-ord 6306  df-on 6307  df-lim 6308  df-suc 6309  df-iota 6432  df-fun 6482  df-fn 6483  df-f 6484  df-f1 6485  df-fo 6486  df-f1o 6487  df-fv 6488  df-ov 7341  df-oprab 7342  df-mpo 7343  df-om 7782  df-1st 7900  df-2nd 7901  df-frecs 8168  df-wrecs 8199  df-recs 8273  df-rdg 8312  df-1o 8368  df-oadd 8372  df-omul 8373  df-er 8570  df-ni 10730  df-pli 10731  df-mi 10732  df-lti 10733  df-plpq 10766  df-mpq 10767  df-ltpq 10768  df-enq 10769  df-nq 10770  df-erq 10771  df-plq 10772  df-mq 10773  df-1nq 10774  df-rq 10775  df-ltnq 10776  df-np 10839  df-plp 10841  df-ltp 10843

This theorem is referenced by:  addcanpr  10904  ltsrpr  10935  gt0srpr  10936  ltsosr  10952  ltasr  10958  ltpsrpr  10967  map2psrpr  10968