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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 12333 | . 2 ⊢ 5 = (4 + 1) | |
| 2 | 4re 12352 | . . 3 ⊢ 4 ∈ ℝ | |
| 3 | 1re 11235 | . . 3 ⊢ 1 ∈ ℝ | |
| 4 | 2, 3 | readdcli 11251 | . 2 ⊢ (4 + 1) ∈ ℝ |
| 5 | 1, 4 | eqeltri 2856 | 1 ⊢ 5 ∈ ℝ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2145 (class class class)co 7414 ℝcr 11126 1c1 11128 + caddc 11130 4c4 12324 5c5 12325 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2732 ax-1cn 11185 ax-icn 11186 ax-addcl 11187 ax-addrcl 11188 ax-mulcl 11189 ax-mulrcl 11190 ax-i2m1 11195 ax-1ne0 11196 ax-rrecex 11199 ax-cnre 11200 |
| 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 2100 df-clab 2739 df-cleq 2752 df-clel 2835 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-iota 6489 df-fv 6541 df-ov 7417 df-2 12330 df-3 12331 df-4 12332 df-5 12333 |
| This theorem is used by: 6re 12358 3lt5 12448 2lt5 12449 1lt5 12450 5lt6 12451 4lt6 12452 5lt7 12457 4lt7 12458 5lt8 12464 4lt8 12465 5lt9 12472 4lt9 12473 5lt10 12880 5recm6rec 12889 5eluz3 12935 5rp 13052 fz0to5un2tp 13689 ef01bndlem 16275 prm23ge5 16910 prmlem1 17202 vscandxnscandx 17412 slotsdifipndx 17423 slotstnscsi 17448 plendxnscandx 17461 slotsdnscsi 17480 ppiublem1 27441 ppiub 27443 bposlem3 27525 bposlem4 27526 bposlem5 27527 bposlem6 27528 bposlem8 27530 bposlem9 27531 lgsdir2lem1 27564 gausslemma2dlem4 27608 2lgslem3 27643 ex-id 30917 ex-sqrt 30937 threehalves 33363 cyc3conja 33600 hgt750lem2 35163 hgt750leme 35169 problem2 36248 12gcd5e1 42872 lcmineqlem23 42920 3lexlogpow2ineq1 42927 3lexlogpow2ineq2 42928 aks4d1p1p4 42940 aks4d1p1p6 42942 aks4d1p1p7 42943 aks4d1p1p5 42944 stoweidlem13 46844 goldrarr 47749 goldrasin 47750 goldrapos 47751 goldracos5teq 47753 goldratval 47757 ceil5half3 48237 modm2nep1 48263 modp2nep1 48264 modm1nep2 48265 modm1nem2 48266 modm1p1ne 48267 31prm 48503 gbegt5 48680 gbowgt5 48681 sbgoldbo 48706 nnsum3primesle9 48713 nnsum4primesodd 48715 evengpop3 48717 usgrexmpl1lem 48940 usgrexmpl2lem 48945 usgrexmpl2nb4 48954 usgrexmpl2nb5 48955 gpg5nbgrvtx13starlem2 48991 gpg5nbgr3star 49000 gpg5edgnedg 49049 veronesev5lem 50813 veronesev6lem 50814 veronesevrowd 50815 veroquadgsumlem 50819 |
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