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Mirrors > Home > MPE Home > Th. List > retos | Structured version Visualization version GIF version |
Description: The real numbers are a totally ordered set. (Contributed by Thierry Arnoux, 21-Jan-2018.) |
Ref | Expression |
---|---|
retos | ⊢ ℝfld ∈ Toset |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ltso 11335 | . 2 ⊢ < Or ℝ | |
2 | idref 7152 | . . 3 ⊢ (( I ↾ ℝ) ⊆ ≤ ↔ ∀𝑥 ∈ ℝ 𝑥 ≤ 𝑥) | |
3 | leid 11351 | . . 3 ⊢ (𝑥 ∈ ℝ → 𝑥 ≤ 𝑥) | |
4 | 2, 3 | mprgbir 3058 | . 2 ⊢ ( I ↾ ℝ) ⊆ ≤ |
5 | df-refld 21597 | . . . 4 ⊢ ℝfld = (ℂfld ↾s ℝ) | |
6 | 5 | ovexi 7450 | . . 3 ⊢ ℝfld ∈ V |
7 | rebase 21598 | . . . 4 ⊢ ℝ = (Base‘ℝfld) | |
8 | rele2 21606 | . . . 4 ⊢ ≤ = (le‘ℝfld) | |
9 | relt 21607 | . . . 4 ⊢ < = (lt‘ℝfld) | |
10 | 7, 8, 9 | tosso 18439 | . . 3 ⊢ (ℝfld ∈ V → (ℝfld ∈ Toset ↔ ( < Or ℝ ∧ ( I ↾ ℝ) ⊆ ≤ ))) |
11 | 6, 10 | ax-mp 5 | . 2 ⊢ (ℝfld ∈ Toset ↔ ( < Or ℝ ∧ ( I ↾ ℝ) ⊆ ≤ )) |
12 | 1, 4, 11 | mpbir2an 709 | 1 ⊢ ℝfld ∈ Toset |
Colors of variables: wff setvar class |
Syntax hints: ↔ wb 205 ∧ wa 394 ∈ wcel 2099 Vcvv 3462 ⊆ wss 3946 class class class wbr 5145 I cid 5571 Or wor 5585 ↾ cres 5676 ℝcr 11148 < clt 11289 ≤ cle 11290 ↾s cress 17237 Tosetctos 18436 ℂfldccnfld 21339 ℝfldcrefld 21596 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1790 ax-4 1804 ax-5 1906 ax-6 1964 ax-7 2004 ax-8 2101 ax-9 2109 ax-10 2130 ax-11 2147 ax-12 2167 ax-ext 2697 ax-sep 5296 ax-nul 5303 ax-pow 5361 ax-pr 5425 ax-un 7738 ax-cnex 11205 ax-resscn 11206 ax-1cn 11207 ax-icn 11208 ax-addcl 11209 ax-addrcl 11210 ax-mulcl 11211 ax-mulrcl 11212 ax-mulcom 11213 ax-addass 11214 ax-mulass 11215 ax-distr 11216 ax-i2m1 11217 ax-1ne0 11218 ax-1rid 11219 ax-rnegex 11220 ax-rrecex 11221 ax-cnre 11222 ax-pre-lttri 11223 ax-pre-lttrn 11224 ax-pre-ltadd 11225 ax-pre-mulgt0 11226 |
This theorem depends on definitions: df-bi 206 df-an 395 df-or 846 df-3or 1085 df-3an 1086 df-tru 1537 df-fal 1547 df-ex 1775 df-nf 1779 df-sb 2061 df-mo 2529 df-eu 2558 df-clab 2704 df-cleq 2718 df-clel 2803 df-nfc 2878 df-ne 2931 df-nel 3037 df-ral 3052 df-rex 3061 df-reu 3365 df-rab 3420 df-v 3464 df-sbc 3776 df-csb 3892 df-dif 3949 df-un 3951 df-in 3953 df-ss 3963 df-pss 3966 df-nul 4323 df-if 4524 df-pw 4599 df-sn 4624 df-pr 4626 df-tp 4628 df-op 4630 df-uni 4906 df-iun 4995 df-br 5146 df-opab 5208 df-mpt 5229 df-tr 5263 df-id 5572 df-eprel 5578 df-po 5586 df-so 5587 df-fr 5629 df-we 5631 df-xp 5680 df-rel 5681 df-cnv 5682 df-co 5683 df-dm 5684 df-rn 5685 df-res 5686 df-ima 5687 df-pred 6304 df-ord 6371 df-on 6372 df-lim 6373 df-suc 6374 df-iota 6498 df-fun 6548 df-fn 6549 df-f 6550 df-f1 6551 df-fo 6552 df-f1o 6553 df-fv 6554 df-riota 7372 df-ov 7419 df-oprab 7420 df-mpo 7421 df-om 7869 df-1st 7995 df-2nd 7996 df-frecs 8288 df-wrecs 8319 df-recs 8393 df-rdg 8432 df-1o 8488 df-er 8726 df-en 8967 df-dom 8968 df-sdom 8969 df-fin 8970 df-pnf 11291 df-mnf 11292 df-xr 11293 df-ltxr 11294 df-le 11295 df-sub 11487 df-neg 11488 df-nn 12259 df-2 12321 df-3 12322 df-4 12323 df-5 12324 df-6 12325 df-7 12326 df-8 12327 df-9 12328 df-n0 12519 df-z 12605 df-dec 12724 df-uz 12869 df-fz 13533 df-struct 17144 df-sets 17161 df-slot 17179 df-ndx 17191 df-base 17209 df-ress 17238 df-plusg 17274 df-mulr 17275 df-starv 17276 df-tset 17280 df-ple 17281 df-ds 17283 df-unif 17284 df-proset 18315 df-poset 18333 df-plt 18350 df-toset 18437 df-ps 18586 df-tsr 18587 df-cnfld 21340 df-refld 21597 |
This theorem is referenced by: reofld 33225 nn0archi 33228 |
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