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Theorem ltasrg 8085
Description: Ordering property of addition. (Contributed by NM, 10-May-1996.)
Assertion
Ref Expression
ltasrg ((𝐴R𝐵R𝐶R) → (𝐴 <R 𝐵 ↔ (𝐶 +R 𝐴) <R (𝐶 +R 𝐵)))

Proof of Theorem ltasrg
Dummy variables 𝑥 𝑦 𝑧 𝑤 𝑣 𝑢 𝑠 𝑟 𝑡 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 df-nr 8042 . . 3 R = ((P × P) / ~R )
2 oveq1 6057 . . . . 5 ([⟨𝑣, 𝑢⟩] ~R = 𝐶 → ([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑥, 𝑦⟩] ~R ) = (𝐶 +R [⟨𝑥, 𝑦⟩] ~R ))
3 oveq1 6057 . . . . 5 ([⟨𝑣, 𝑢⟩] ~R = 𝐶 → ([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑧, 𝑤⟩] ~R ) = (𝐶 +R [⟨𝑧, 𝑤⟩] ~R ))
42, 3breq12d 4122 . . . 4 ([⟨𝑣, 𝑢⟩] ~R = 𝐶 → (([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑥, 𝑦⟩] ~R ) <R ([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑧, 𝑤⟩] ~R ) ↔ (𝐶 +R [⟨𝑥, 𝑦⟩] ~R ) <R (𝐶 +R [⟨𝑧, 𝑤⟩] ~R )))
54bibi2d 232 . . 3 ([⟨𝑣, 𝑢⟩] ~R = 𝐶 → (([⟨𝑥, 𝑦⟩] ~R <R [⟨𝑧, 𝑤⟩] ~R ↔ ([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑥, 𝑦⟩] ~R ) <R ([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑧, 𝑤⟩] ~R )) ↔ ([⟨𝑥, 𝑦⟩] ~R <R [⟨𝑧, 𝑤⟩] ~R ↔ (𝐶 +R [⟨𝑥, 𝑦⟩] ~R ) <R (𝐶 +R [⟨𝑧, 𝑤⟩] ~R ))))
6 breq1 4112 . . . 4 ([⟨𝑥, 𝑦⟩] ~R = 𝐴 → ([⟨𝑥, 𝑦⟩] ~R <R [⟨𝑧, 𝑤⟩] ~R𝐴 <R [⟨𝑧, 𝑤⟩] ~R ))
7 oveq2 6058 . . . . 5 ([⟨𝑥, 𝑦⟩] ~R = 𝐴 → (𝐶 +R [⟨𝑥, 𝑦⟩] ~R ) = (𝐶 +R 𝐴))
87breq1d 4119 . . . 4 ([⟨𝑥, 𝑦⟩] ~R = 𝐴 → ((𝐶 +R [⟨𝑥, 𝑦⟩] ~R ) <R (𝐶 +R [⟨𝑧, 𝑤⟩] ~R ) ↔ (𝐶 +R 𝐴) <R (𝐶 +R [⟨𝑧, 𝑤⟩] ~R )))
96, 8bibi12d 235 . . 3 ([⟨𝑥, 𝑦⟩] ~R = 𝐴 → (([⟨𝑥, 𝑦⟩] ~R <R [⟨𝑧, 𝑤⟩] ~R ↔ (𝐶 +R [⟨𝑥, 𝑦⟩] ~R ) <R (𝐶 +R [⟨𝑧, 𝑤⟩] ~R )) ↔ (𝐴 <R [⟨𝑧, 𝑤⟩] ~R ↔ (𝐶 +R 𝐴) <R (𝐶 +R [⟨𝑧, 𝑤⟩] ~R ))))
10 breq2 4113 . . . 4 ([⟨𝑧, 𝑤⟩] ~R = 𝐵 → (𝐴 <R [⟨𝑧, 𝑤⟩] ~R𝐴 <R 𝐵))
11 oveq2 6058 . . . . 5 ([⟨𝑧, 𝑤⟩] ~R = 𝐵 → (𝐶 +R [⟨𝑧, 𝑤⟩] ~R ) = (𝐶 +R 𝐵))
1211breq2d 4121 . . . 4 ([⟨𝑧, 𝑤⟩] ~R = 𝐵 → ((𝐶 +R 𝐴) <R (𝐶 +R [⟨𝑧, 𝑤⟩] ~R ) ↔ (𝐶 +R 𝐴) <R (𝐶 +R 𝐵)))
1310, 12bibi12d 235 . . 3 ([⟨𝑧, 𝑤⟩] ~R = 𝐵 → ((𝐴 <R [⟨𝑧, 𝑤⟩] ~R ↔ (𝐶 +R 𝐴) <R (𝐶 +R [⟨𝑧, 𝑤⟩] ~R )) ↔ (𝐴 <R 𝐵 ↔ (𝐶 +R 𝐴) <R (𝐶 +R 𝐵))))
14 simp2l 1050 . . . . . . 7 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → 𝑥P)
15 simp3r 1053 . . . . . . 7 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → 𝑤P)
16 addclpr 7852 . . . . . . 7 ((𝑥P𝑤P) → (𝑥 +P 𝑤) ∈ P)
1714, 15, 16syl2anc 411 . . . . . 6 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → (𝑥 +P 𝑤) ∈ P)
18 simp2r 1051 . . . . . . 7 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → 𝑦P)
19 simp3l 1052 . . . . . . 7 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → 𝑧P)
20 addclpr 7852 . . . . . . 7 ((𝑦P𝑧P) → (𝑦 +P 𝑧) ∈ P)
2118, 19, 20syl2anc 411 . . . . . 6 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → (𝑦 +P 𝑧) ∈ P)
22 addclpr 7852 . . . . . . 7 ((𝑣P𝑢P) → (𝑣 +P 𝑢) ∈ P)
23223ad2ant1 1045 . . . . . 6 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → (𝑣 +P 𝑢) ∈ P)
24 ltaprg 7934 . . . . . 6 (((𝑥 +P 𝑤) ∈ P ∧ (𝑦 +P 𝑧) ∈ P ∧ (𝑣 +P 𝑢) ∈ P) → ((𝑥 +P 𝑤)<P (𝑦 +P 𝑧) ↔ ((𝑣 +P 𝑢) +P (𝑥 +P 𝑤))<P ((𝑣 +P 𝑢) +P (𝑦 +P 𝑧))))
2517, 21, 23, 24syl3anc 1274 . . . . 5 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ((𝑥 +P 𝑤)<P (𝑦 +P 𝑧) ↔ ((𝑣 +P 𝑢) +P (𝑥 +P 𝑤))<P ((𝑣 +P 𝑢) +P (𝑦 +P 𝑧))))
26 ltsrprg 8062 . . . . . 6 (((𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ([⟨𝑥, 𝑦⟩] ~R <R [⟨𝑧, 𝑤⟩] ~R ↔ (𝑥 +P 𝑤)<P (𝑦 +P 𝑧)))
27263adant1 1042 . . . . 5 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ([⟨𝑥, 𝑦⟩] ~R <R [⟨𝑧, 𝑤⟩] ~R ↔ (𝑥 +P 𝑤)<P (𝑦 +P 𝑧)))
28 simp1l 1048 . . . . . . . 8 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → 𝑣P)
29 addclpr 7852 . . . . . . . 8 ((𝑣P𝑥P) → (𝑣 +P 𝑥) ∈ P)
3028, 14, 29syl2anc 411 . . . . . . 7 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → (𝑣 +P 𝑥) ∈ P)
31 simp1r 1049 . . . . . . . 8 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → 𝑢P)
32 addclpr 7852 . . . . . . . 8 ((𝑢P𝑦P) → (𝑢 +P 𝑦) ∈ P)
3331, 18, 32syl2anc 411 . . . . . . 7 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → (𝑢 +P 𝑦) ∈ P)
34 addclpr 7852 . . . . . . . 8 ((𝑣P𝑧P) → (𝑣 +P 𝑧) ∈ P)
3528, 19, 34syl2anc 411 . . . . . . 7 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → (𝑣 +P 𝑧) ∈ P)
36 addclpr 7852 . . . . . . . 8 ((𝑢P𝑤P) → (𝑢 +P 𝑤) ∈ P)
3731, 15, 36syl2anc 411 . . . . . . 7 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → (𝑢 +P 𝑤) ∈ P)
38 ltsrprg 8062 . . . . . . 7 ((((𝑣 +P 𝑥) ∈ P ∧ (𝑢 +P 𝑦) ∈ P) ∧ ((𝑣 +P 𝑧) ∈ P ∧ (𝑢 +P 𝑤) ∈ P)) → ([⟨(𝑣 +P 𝑥), (𝑢 +P 𝑦)⟩] ~R <R [⟨(𝑣 +P 𝑧), (𝑢 +P 𝑤)⟩] ~R ↔ ((𝑣 +P 𝑥) +P (𝑢 +P 𝑤))<P ((𝑢 +P 𝑦) +P (𝑣 +P 𝑧))))
3930, 33, 35, 37, 38syl22anc 1275 . . . . . 6 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ([⟨(𝑣 +P 𝑥), (𝑢 +P 𝑦)⟩] ~R <R [⟨(𝑣 +P 𝑧), (𝑢 +P 𝑤)⟩] ~R ↔ ((𝑣 +P 𝑥) +P (𝑢 +P 𝑤))<P ((𝑢 +P 𝑦) +P (𝑣 +P 𝑧))))
40 addcomprg 7893 . . . . . . . . 9 ((𝑟P𝑠P) → (𝑟 +P 𝑠) = (𝑠 +P 𝑟))
4140adantl 277 . . . . . . . 8 ((((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) ∧ (𝑟P𝑠P)) → (𝑟 +P 𝑠) = (𝑠 +P 𝑟))
42 addassprg 7894 . . . . . . . . 9 ((𝑟P𝑠P𝑡P) → ((𝑟 +P 𝑠) +P 𝑡) = (𝑟 +P (𝑠 +P 𝑡)))
4342adantl 277 . . . . . . . 8 ((((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) ∧ (𝑟P𝑠P𝑡P)) → ((𝑟 +P 𝑠) +P 𝑡) = (𝑟 +P (𝑠 +P 𝑡)))
44 addclpr 7852 . . . . . . . . 9 ((𝑟P𝑠P) → (𝑟 +P 𝑠) ∈ P)
4544adantl 277 . . . . . . . 8 ((((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) ∧ (𝑟P𝑠P)) → (𝑟 +P 𝑠) ∈ P)
4628, 14, 31, 41, 43, 15, 45caov4d 6239 . . . . . . 7 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ((𝑣 +P 𝑥) +P (𝑢 +P 𝑤)) = ((𝑣 +P 𝑢) +P (𝑥 +P 𝑤)))
4741, 33, 35caovcomd 6211 . . . . . . . 8 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ((𝑢 +P 𝑦) +P (𝑣 +P 𝑧)) = ((𝑣 +P 𝑧) +P (𝑢 +P 𝑦)))
4828, 19, 31, 41, 43, 18, 45caov42d 6241 . . . . . . . 8 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ((𝑣 +P 𝑧) +P (𝑢 +P 𝑦)) = ((𝑣 +P 𝑢) +P (𝑦 +P 𝑧)))
4947, 48eqtrd 2265 . . . . . . 7 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ((𝑢 +P 𝑦) +P (𝑣 +P 𝑧)) = ((𝑣 +P 𝑢) +P (𝑦 +P 𝑧)))
5046, 49breq12d 4122 . . . . . 6 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → (((𝑣 +P 𝑥) +P (𝑢 +P 𝑤))<P ((𝑢 +P 𝑦) +P (𝑣 +P 𝑧)) ↔ ((𝑣 +P 𝑢) +P (𝑥 +P 𝑤))<P ((𝑣 +P 𝑢) +P (𝑦 +P 𝑧))))
5139, 50bitrd 188 . . . . 5 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ([⟨(𝑣 +P 𝑥), (𝑢 +P 𝑦)⟩] ~R <R [⟨(𝑣 +P 𝑧), (𝑢 +P 𝑤)⟩] ~R ↔ ((𝑣 +P 𝑢) +P (𝑥 +P 𝑤))<P ((𝑣 +P 𝑢) +P (𝑦 +P 𝑧))))
5225, 27, 513bitr4d 220 . . . 4 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ([⟨𝑥, 𝑦⟩] ~R <R [⟨𝑧, 𝑤⟩] ~R ↔ [⟨(𝑣 +P 𝑥), (𝑢 +P 𝑦)⟩] ~R <R [⟨(𝑣 +P 𝑧), (𝑢 +P 𝑤)⟩] ~R ))
53 addsrpr 8060 . . . . . 6 (((𝑣P𝑢P) ∧ (𝑥P𝑦P)) → ([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑥, 𝑦⟩] ~R ) = [⟨(𝑣 +P 𝑥), (𝑢 +P 𝑦)⟩] ~R )
54533adant3 1044 . . . . 5 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑥, 𝑦⟩] ~R ) = [⟨(𝑣 +P 𝑥), (𝑢 +P 𝑦)⟩] ~R )
55 addsrpr 8060 . . . . . 6 (((𝑣P𝑢P) ∧ (𝑧P𝑤P)) → ([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑧, 𝑤⟩] ~R ) = [⟨(𝑣 +P 𝑧), (𝑢 +P 𝑤)⟩] ~R )
56553adant2 1043 . . . . 5 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑧, 𝑤⟩] ~R ) = [⟨(𝑣 +P 𝑧), (𝑢 +P 𝑤)⟩] ~R )
5754, 56breq12d 4122 . . . 4 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → (([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑥, 𝑦⟩] ~R ) <R ([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑧, 𝑤⟩] ~R ) ↔ [⟨(𝑣 +P 𝑥), (𝑢 +P 𝑦)⟩] ~R <R [⟨(𝑣 +P 𝑧), (𝑢 +P 𝑤)⟩] ~R ))
5852, 57bitr4d 191 . . 3 (((𝑣P𝑢P) ∧ (𝑥P𝑦P) ∧ (𝑧P𝑤P)) → ([⟨𝑥, 𝑦⟩] ~R <R [⟨𝑧, 𝑤⟩] ~R ↔ ([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑥, 𝑦⟩] ~R ) <R ([⟨𝑣, 𝑢⟩] ~R +R [⟨𝑧, 𝑤⟩] ~R )))
591, 5, 9, 13, 583ecoptocl 6858 . 2 ((𝐶R𝐴R𝐵R) → (𝐴 <R 𝐵 ↔ (𝐶 +R 𝐴) <R (𝐶 +R 𝐵)))
60593coml 1237 1 ((𝐴R𝐵R𝐶R) → (𝐴 <R 𝐵 ↔ (𝐶 +R 𝐴) <R (𝐶 +R 𝐵)))
Colors of variables: wff set class
Syntax hints:  wi 4  wa 104  wb 105  w3a 1005   = wceq 1398  wcel 2203  cop 3692   class class class wbr 4109  (class class class)co 6050  [cec 6765  Pcnp 7606   +P cpp 7608  <P cltp 7610   ~R cer 7611  Rcnr 7612   +R cplr 7616   <R cltr 7618
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 619  ax-in2 620  ax-io 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-13 2205  ax-14 2206  ax-ext 2214  ax-coll 4225  ax-sep 4228  ax-nul 4236  ax-pow 4287  ax-pr 4322  ax-un 4554  ax-setind 4659  ax-iinf 4710
This theorem depends on definitions:  df-bi 117  df-dc 843  df-3or 1006  df-3an 1007  df-tru 1401  df-fal 1404  df-nf 1510  df-sb 1812  df-eu 2083  df-mo 2084  df-clab 2219  df-cleq 2225  df-clel 2228  df-nfc 2373  df-ne 2413  df-ral 2525  df-rex 2526  df-reu 2527  df-rab 2529  df-v 2815  df-sbc 3043  df-csb 3139  df-dif 3213  df-un 3215  df-in 3217  df-ss 3224  df-nul 3509  df-pw 3671  df-sn 3695  df-pr 3696  df-op 3698  df-uni 3915  df-int 3950  df-iun 3993  df-br 4110  df-opab 4172  df-mpt 4173  df-tr 4209  df-eprel 4410  df-id 4414  df-po 4417  df-iso 4418  df-iord 4487  df-on 4489  df-suc 4492  df-iom 4713  df-xp 4755  df-rel 4756  df-cnv 4757  df-co 4758  df-dm 4759  df-rn 4760  df-res 4761  df-ima 4762  df-iota 5312  df-fun 5354  df-fn 5355  df-f 5356  df-f1 5357  df-fo 5358  df-f1o 5359  df-fv 5360  df-ov 6053  df-oprab 6054  df-mpo 6055  df-1st 6334  df-2nd 6335  df-recs 6536  df-irdg 6601  df-1o 6647  df-2o 6648  df-oadd 6651  df-omul 6652  df-er 6767  df-ec 6769  df-qs 6773  df-ni 7619  df-pli 7620  df-mi 7621  df-lti 7622  df-plpq 7659  df-mpq 7660  df-enq 7662  df-nqqs 7663  df-plqqs 7664  df-mqqs 7665  df-1nqqs 7666  df-rq 7667  df-ltnqqs 7668  df-enq0 7739  df-nq0 7740  df-0nq0 7741  df-plq0 7742  df-mq0 7743  df-inp 7781  df-iplp 7783  df-iltp 7785  df-enr 8041  df-nr 8042  df-plr 8043  df-ltr 8045
This theorem is referenced by:  addgt0sr  8090  ltadd1sr  8091  caucvgsrlemoffcau  8113  caucvgsrlemoffgt1  8114  caucvgsrlemoffres  8115  caucvgsr  8117  ltpsrprg  8118  mappsrprg  8119  map2psrprg  8120  suplocsrlempr  8122  axpre-ltadd  8201
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