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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 10959 | . 2 ⊢ 5 = (4 + 1) | |
2 | 4re 10974 | . . 3 ⊢ 4 ∈ ℝ | |
3 | 1re 9918 | . . 3 ⊢ 1 ∈ ℝ | |
4 | 2, 3 | readdcli 9932 | . 2 ⊢ (4 + 1) ∈ ℝ |
5 | 1, 4 | eqeltri 2684 | 1 ⊢ 5 ∈ ℝ |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 1977 (class class class)co 6549 ℝcr 9814 1c1 9816 + caddc 9818 4c4 10949 5c5 10950 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-1cn 9873 ax-icn 9874 ax-addcl 9875 ax-addrcl 9876 ax-mulcl 9877 ax-mulrcl 9878 ax-i2m1 9883 ax-1ne0 9884 ax-rrecex 9887 ax-cnre 9888 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-ral 2901 df-rex 2902 df-rab 2905 df-v 3175 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-nul 3875 df-if 4037 df-sn 4126 df-pr 4128 df-op 4132 df-uni 4373 df-br 4584 df-iota 5768 df-fv 5812 df-ov 6552 df-2 10956 df-3 10957 df-4 10958 df-5 10959 |
This theorem is referenced by: 5cn 10977 6re 10978 6pos 10996 3lt5 11078 2lt5 11079 1lt5 11080 5lt6 11081 4lt6 11082 5lt7 11087 4lt7 11088 5lt8 11094 4lt8 11095 5lt9 11102 4lt9 11103 5lt10OLD 11111 4lt10OLD 11112 5lt10 11553 4lt10 11554 5recm6rec 11562 ef01bndlem 14753 prm23ge5 15358 prmlem1 15652 sralem 18998 srasca 19002 zlmlem 19684 zlmsca 19688 ppiublem1 24727 ppiub 24729 bposlem3 24811 bposlem4 24812 bposlem5 24813 bposlem6 24814 bposlem8 24816 bposlem9 24817 lgsdir2lem1 24850 gausslemma2dlem4 24894 2lgslem3 24929 cchhllem 25567 ex-id 26683 ex-sqrt 26703 resvvsca 29165 zlmds 29336 zlmtset 29337 problem2 30813 problem2OLD 30814 stoweidlem13 38906 31prm 40050 gbegt5 40183 gbogt5 40184 nnsum3primesle9 40210 nnsum4primesodd 40212 evengpop3 40214 |
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