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Theorem prsrlt 8154
Description: Mapping from positive real ordering to signed real ordering. (Contributed by Jim Kingdon, 29-Jun-2021.)
Assertion
Ref Expression
prsrlt ((𝐴P𝐵P) → (𝐴<P 𝐵 ↔ [⟨(𝐴 +P 1P), 1P⟩] ~R <R [⟨(𝐵 +P 1P), 1P⟩] ~R ))

Proof of Theorem prsrlt
Dummy variables 𝑓 𝑔 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 1pr 7921 . . . . 5 1PP
21a1i 9 . . . 4 ((𝐴P𝐵P) → 1PP)
3 simpr 110 . . . 4 ((𝐴P𝐵P) → 𝐵P)
4 addassprg 7946 . . . 4 ((1PP𝐵P ∧ 1PP) → ((1P +P 𝐵) +P 1P) = (1P +P (𝐵 +P 1P)))
52, 3, 2, 4syl3anc 1278 . . 3 ((𝐴P𝐵P) → ((1P +P 𝐵) +P 1P) = (1P +P (𝐵 +P 1P)))
65breq2d 4142 . 2 ((𝐴P𝐵P) → (((𝐴 +P 1P) +P 1P)<P ((1P +P 𝐵) +P 1P) ↔ ((𝐴 +P 1P) +P 1P)<P (1P +P (𝐵 +P 1P))))
7 simpl 109 . . . 4 ((𝐴P𝐵P) → 𝐴P)
8 ltaprg 7986 . . . 4 ((𝐴P𝐵P ∧ 1PP) → (𝐴<P 𝐵 ↔ (1P +P 𝐴)<P (1P +P 𝐵)))
97, 3, 2, 8syl3anc 1278 . . 3 ((𝐴P𝐵P) → (𝐴<P 𝐵 ↔ (1P +P 𝐴)<P (1P +P 𝐵)))
10 addcomprg 7945 . . . . 5 ((𝐴P ∧ 1PP) → (𝐴 +P 1P) = (1P +P 𝐴))
117, 2, 10syl2anc 415 . . . 4 ((𝐴P𝐵P) → (𝐴 +P 1P) = (1P +P 𝐴))
1211breq1d 4140 . . 3 ((𝐴P𝐵P) → ((𝐴 +P 1P)<P (1P +P 𝐵) ↔ (1P +P 𝐴)<P (1P +P 𝐵)))
13 ltaprg 7986 . . . . 5 ((𝑓P𝑔PP) → (𝑓<P 𝑔 ↔ ( +P 𝑓)<P ( +P 𝑔)))
1413adantl 277 . . . 4 (((𝐴P𝐵P) ∧ (𝑓P𝑔PP)) → (𝑓<P 𝑔 ↔ ( +P 𝑓)<P ( +P 𝑔)))
15 addclpr 7904 . . . . 5 ((𝐴P ∧ 1PP) → (𝐴 +P 1P) ∈ P)
167, 2, 15syl2anc 415 . . . 4 ((𝐴P𝐵P) → (𝐴 +P 1P) ∈ P)
17 addclpr 7904 . . . . 5 ((1PP𝐵P) → (1P +P 𝐵) ∈ P)
182, 3, 17syl2anc 415 . . . 4 ((𝐴P𝐵P) → (1P +P 𝐵) ∈ P)
19 addcomprg 7945 . . . . 5 ((𝑓P𝑔P) → (𝑓 +P 𝑔) = (𝑔 +P 𝑓))
2019adantl 277 . . . 4 (((𝐴P𝐵P) ∧ (𝑓P𝑔P)) → (𝑓 +P 𝑔) = (𝑔 +P 𝑓))
2114, 16, 18, 2, 20caovord2d 6259 . . 3 ((𝐴P𝐵P) → ((𝐴 +P 1P)<P (1P +P 𝐵) ↔ ((𝐴 +P 1P) +P 1P)<P ((1P +P 𝐵) +P 1P)))
229, 12, 213bitr2d 216 . 2 ((𝐴P𝐵P) → (𝐴<P 𝐵 ↔ ((𝐴 +P 1P) +P 1P)<P ((1P +P 𝐵) +P 1P)))
23 addclpr 7904 . . . 4 ((𝐵P ∧ 1PP) → (𝐵 +P 1P) ∈ P)
243, 2, 23syl2anc 415 . . 3 ((𝐴P𝐵P) → (𝐵 +P 1P) ∈ P)
25 ltsrprg 8114 . . 3 ((((𝐴 +P 1P) ∈ P ∧ 1PP) ∧ ((𝐵 +P 1P) ∈ P ∧ 1PP)) → ([⟨(𝐴 +P 1P), 1P⟩] ~R <R [⟨(𝐵 +P 1P), 1P⟩] ~R ↔ ((𝐴 +P 1P) +P 1P)<P (1P +P (𝐵 +P 1P))))
2616, 2, 24, 2, 25syl22anc 1279 . 2 ((𝐴P𝐵P) → ([⟨(𝐴 +P 1P), 1P⟩] ~R <R [⟨(𝐵 +P 1P), 1P⟩] ~R ↔ ((𝐴 +P 1P) +P 1P)<P (1P +P (𝐵 +P 1P))))
276, 22, 263bitr4d 220 1 ((𝐴P𝐵P) → (𝐴<P 𝐵 ↔ [⟨(𝐴 +P 1P), 1P⟩] ~R <R [⟨(𝐵 +P 1P), 1P⟩] ~R ))
Colors of variables:    wff set class
This proof depends on syntax axioms:  wi 4  wa 104  wb 105  w3a 1009   = wceq 1402  wcel 2209  cop 3712   class class class wbr 4130  (class class class)co 6085  [cec 6805  Pcnp 7658  1Pc1p 7659   +P cpp 7660  <P cltp 7662   ~R cer 7663   <R cltr 7670
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 623  ax-in2 624  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-14 2212  ax-ext 2220  ax-coll 4246  ax-sep 4249  ax-nul 4259  ax-pow 4311  ax-pr 4346  ax-un 4578  ax-setind 4684  ax-iinf 4735
This proof depends on definitions:  df-bi 117  df-dc 847  df-3or 1010  df-3an 1011  df-tru 1405  df-fal 1408  df-nf 1514  df-sb 1816  df-eu 2089  df-mo 2090  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ne 2421  df-ral 2533  df-rex 2534  df-reu 2535  df-rab 2537  df-v 2823  df-sbc 3052  df-csb 3148  df-dif 3222  df-un 3224  df-in 3226  df-ss 3233  df-nul 3521  df-pw 3690  df-sn 3715  df-pr 3716  df-op 3718  df-uni 3936  df-int 3971  df-iun 4014  df-br 4131  df-opab 4193  df-mpt 4194  df-tr 4230  df-eprel 4434  df-id 4438  df-po 4441  df-iso 4442  df-iord 4511  df-on 4513  df-suc 4516  df-iom 4738  df-xp 4780  df-rel 4781  df-cnv 4782  df-co 4783  df-dm 4784  df-rn 4785  df-res 4786  df-ima 4787  df-iota 5337  df-fun 5379  df-fn 5380  df-f 5381  df-f1 5382  df-fo 5383  df-f1o 5384  df-fv 5385  df-ov 6088  df-oprab 6089  df-mpo 6090  df-1st 6374  df-2nd 6375  df-recs 6576  df-irdg 6641  df-1o 6687  df-2o 6688  df-oadd 6691  df-omul 6692  df-er 6807  df-ec 6809  df-qs 6813  df-ni 7671  df-pli 7672  df-mi 7673  df-lti 7674  df-plpq 7711  df-mpq 7712  df-enq 7714  df-nqqs 7715  df-plqqs 7716  df-mqqs 7717  df-1nqqs 7718  df-rq 7719  df-ltnqqs 7720  df-enq0 7791  df-nq0 7792  df-0nq0 7793  df-plq0 7794  df-mq0 7795  df-inp 7833  df-i1p 7834  df-iplp 7835  df-iltp 7837  df-enr 8093  df-nr 8094  df-ltr 8097
This theorem is used by:  caucvgsrlemcau  8160  caucvgsrlembound  8161  caucvgsrlemgt1  8162  ltrennb  8221
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