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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 12408 | . 2 ⊢ 5 = (4 + 1) | |
| 2 | 4re 12427 | . . 3 ⊢ 4 ∈ ℝ | |
| 3 | 1re 11308 | . . 3 ⊢ 1 ∈ ℝ | |
| 4 | 2, 3 | readdcli 11324 | . 2 ⊢ (4 + 1) ∈ ℝ |
| 5 | 1, 4 | eqeltri 2857 | 1 ⊢ 5 ∈ ℝ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2145 (class class class)co 7420 ℝcr 11199 1c1 11201 + caddc 11203 4c4 12399 5c5 12400 |
| 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 2733 ax-1cn 11258 ax-icn 11259 ax-addcl 11260 ax-addrcl 11261 ax-mulcl 11262 ax-mulrcl 11263 ax-i2m1 11268 ax-1ne0 11269 ax-rrecex 11272 ax-cnre 11273 |
| 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 2740 df-cleq 2753 df-clel 2836 df-ne 2957 df-ral 3078 df-rex 3088 df-rab 3414 df-v 3453 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 6494 df-fv 6546 df-ov 7423 df-2 12405 df-3 12406 df-4 12407 df-5 12408 |
| This theorem is used by: 6re 12433 3lt5 12523 2lt5 12524 1lt5 12525 5lt6 12526 4lt6 12527 5lt7 12532 4lt7 12533 5lt8 12539 4lt8 12540 5lt9 12547 4lt9 12548 5lt10 12955 5recm6rec 12964 5eluz3 13010 5rp 13127 fz0to5un2tp 13765 ef01bndlem 16352 prm23ge5 16993 prmlem1 17285 vscandxnscandx 17495 slotsdifipndx 17506 slotstnscsi 17531 plendxnscandx 17544 slotsdnscsi 17563 ppiublem1 27529 ppiub 27531 bposlem3 27613 bposlem4 27614 bposlem5 27615 bposlem6 27616 bposlem8 27618 bposlem9 27619 lgsdir2lem1 27652 gausslemma2dlem4 27696 2lgslem3 27731 ex-id 31035 ex-sqrt 31055 threehalves 33481 cyc3conja 33718 hgt750lem2 35281 hgt750leme 35287 problem2 36431 12gcd5e1 43053 lcmineqlem23 43101 3lexlogpow2ineq1 43108 3lexlogpow2ineq2 43109 aks4d1p1p4 43121 aks4d1p1p6 43123 aks4d1p1p7 43124 aks4d1p1p5 43125 stoweidlem13 47022 goldrarr 47927 goldrasin 47928 goldrapos 47929 goldracos5teq 47931 goldratval 47935 ceil5half3 48415 modm2nep1 48441 modp2nep1 48442 modm1nep2 48443 modm1nem2 48444 modm1p1ne 48445 31prm 48681 gbegt5 48858 gbowgt5 48859 sbgoldbo 48884 nnsum3primesle9 48891 nnsum4primesodd 48893 evengpop3 48895 usgrexmpl1lem 49118 usgrexmpl2lem 49123 usgrexmpl2nb4 49132 usgrexmpl2nb5 49133 gpg5nbgrvtx13starlem2 49169 gpg5nbgr3star 49178 gpg5edgnedg 49227 veronesev5lem 50976 veronesev6lem 50977 veronesevrowd 50978 veroquadgsumlem 50982 |
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