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| Mirrors > Home > MPE Home > Th. List > 5re | Structured version Visualization version GIF version | ||
| Description: The number 5 is real. (Contributed by NM, 27-May-1999.) |
| Ref | Expression |
|---|---|
| 5re | ⊢ 5 ∈ ℝ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-5 12448 | . 2 ⊢ 5 = (4 + 1) | |
| 2 | 4re 12467 | . . 3 ⊢ 4 ∈ ℝ | |
| 3 | 1re 11347 | . . 3 ⊢ 1 ∈ ℝ | |
| 4 | 2, 3 | readdcli 11363 | . 2 ⊢ (4 + 1) ∈ ℝ |
| 5 | 1, 4 | eqeltri 2860 | 1 ⊢ 5 ∈ ℝ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2147 (class class class)co 7451 ℝcr 11238 1c1 11240 + caddc 11242 4c4 12439 5c5 12440 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 ax-1cn 11297 ax-icn 11298 ax-addcl 11299 ax-addrcl 11300 ax-mulcl 11301 ax-mulrcl 11302 ax-i2m1 11307 ax-1ne0 11308 ax-rrecex 11311 ax-cnre 11312 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-ne 2960 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-br 5109 df-iota 6520 df-fv 6574 df-ov 7454 df-2 12445 df-3 12446 df-4 12447 df-5 12448 |
| This theorem is used by: 6re 12473 3lt5 12563 2lt5 12564 1lt5 12565 5lt6 12566 4lt6 12567 5lt7 12572 4lt7 12573 5lt8 12579 4lt8 12580 5lt9 12587 4lt9 12588 5lt10 12995 5recm6rec 13004 5eluz3 13050 5rp 13167 fz0to5un2tp 13805 ef01bndlem 16396 prm23ge5 17037 prmlem1 17329 vscandxnscandx 17541 slotsdifipndx 17552 slotstnscsi 17577 plendxnscandx 17590 slotsdnscsi 17609 ppiublem1 27586 ppiub 27588 bposlem3 27670 bposlem4 27671 bposlem5 27672 bposlem6 27673 bposlem8 27675 bposlem9 27676 lgsdir2lem1 27709 gausslemma2dlem4 27753 2lgslem3 27788 ex-id 31092 ex-sqrt 31112 threehalves 33577 cyc3conja 33817 hgt750lem2 35392 hgt750leme 35398 problem2 36639 12gcd5e1 43319 lcmineqlem23 43367 3lexlogpow2ineq1 43374 3lexlogpow2ineq2 43375 aks4d1p1p4 43387 aks4d1p1p6 43389 aks4d1p1p7 43390 aks4d1p1p5 43391 stoweidlem13 47296 goldrarr 48201 goldrasin 48202 goldrapos 48203 goldracos5teq 48205 goldratval 48209 ceil5half3 48689 modm2nep1 48715 modp2nep1 48716 modm1nep2 48717 modm1nem2 48718 modm1p1ne 48719 31prm 48955 gbegt5 49132 gbowgt5 49133 sbgoldbo 49158 nnsum3primesle9 49165 nnsum4primesodd 49167 evengpop3 49169 usgrexmpl1lem 49392 usgrexmpl2lem 49397 usgrexmpl2nb4 49406 usgrexmpl2nb5 49407 gpg5nbgrvtx13starlem2 49443 gpg5nbgr3star 49452 gpg5edgnedg 49501 veronesev5lem 51405 veronesev6lem 51406 veronesevrowd 51407 veroquadgsumlem 51411 |
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