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| Mirrors > Home > ILE Home > Th. List > reaplt | GIF version | ||
| Description: Real apartness in terms of less than. Part of Definition 11.2.7(vi) of [HoTT], p. (varies). (Contributed by Jim Kingdon, 1-Feb-2020.) |
| Ref | Expression |
|---|---|
| reaplt | ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ) → (𝐴 # 𝐵 ↔ (𝐴 < 𝐵 ∨ 𝐵 < 𝐴))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | apreap 8857 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ) → (𝐴 # 𝐵 ↔ 𝐴 #ℝ 𝐵)) | |
| 2 | reapval 8846 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ) → (𝐴 #ℝ 𝐵 ↔ (𝐴 < 𝐵 ∨ 𝐵 < 𝐴))) | |
| 3 | 1, 2 | bitrd 188 | 1 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ) → (𝐴 # 𝐵 ↔ (𝐴 < 𝐵 ∨ 𝐵 < 𝐴))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 ∨ wo 716 ∈ wcel 2203 class class class wbr 4108 ℝcr 8122 < clt 8304 #ℝ creap 8844 # cap 8851 |
| 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-sep 4227 ax-pow 4286 ax-pr 4321 ax-un 4553 ax-setind 4658 ax-cnex 8214 ax-resscn 8215 ax-1cn 8216 ax-1re 8217 ax-icn 8218 ax-addcl 8219 ax-addrcl 8220 ax-mulcl 8221 ax-mulrcl 8222 ax-addcom 8223 ax-mulcom 8224 ax-addass 8225 ax-mulass 8226 ax-distr 8227 ax-i2m1 8228 ax-0lt1 8229 ax-1rid 8230 ax-0id 8231 ax-rnegex 8232 ax-precex 8233 ax-cnre 8234 ax-pre-ltirr 8235 ax-pre-lttrn 8237 ax-pre-apti 8238 ax-pre-ltadd 8239 ax-pre-mulgt0 8240 |
| This theorem depends on definitions: df-bi 117 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-nel 2508 df-ral 2525 df-rex 2526 df-reu 2527 df-rab 2529 df-v 2814 df-sbc 3042 df-dif 3212 df-un 3214 df-in 3216 df-ss 3223 df-pw 3670 df-sn 3694 df-pr 3695 df-op 3697 df-uni 3914 df-br 4109 df-opab 4171 df-id 4413 df-xp 4754 df-rel 4755 df-cnv 4756 df-co 4757 df-dm 4758 df-iota 5311 df-fun 5353 df-fv 5359 df-riota 6002 df-ov 6052 df-oprab 6053 df-mpo 6054 df-pnf 8306 df-mnf 8307 df-ltxr 8309 df-sub 8442 df-neg 8443 df-reap 8845 df-ap 8852 |
| This theorem is referenced by: reapltxor 8859 1ap0 8860 reapmul1lem 8864 reapmul1 8865 reapadd1 8866 reapneg 8867 reapcotr 8868 remulext1 8869 apsqgt0 8871 apsym 8876 msqge0 8886 mulge0 8889 leltap 8895 gt0ap0 8896 ltleap 8902 ltap 8903 ap0gt0 8910 recexaplem2 8922 zapne 9648 qlttri2 9969 apbtwnz 10630 sq11ap 11065 nn0opthd 11080 recvguniq 11673 sqrt11ap 11716 ltabs 11765 sinltxirr 12440 reopnap 15398 dedekindeu 15475 dedekindicclemicc 15484 ivthinc 15495 reapef 15630 coseq0q4123 15686 cos11 15705 logrpap0b 15728 triap 16800 trirec0 16815 apdifflemf 16817 neapmkvlem 16839 |
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