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Mirrors > Home > ILE Home > Th. List > 3re | Unicode version |
Description: The number 3 is real. (Contributed by NM, 27-May-1999.) |
Ref | Expression |
---|---|
3re |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-3 8780 | . 2 | |
2 | 2re 8790 | . . 3 | |
3 | 1re 7765 | . . 3 | |
4 | 2, 3 | readdcli 7779 | . 2 |
5 | 1, 4 | eqeltri 2212 | 1 |
Colors of variables: wff set class |
Syntax hints: wcel 1480 (class class class)co 5774 cr 7619 c1 7621 caddc 7623 c2 8771 c3 8772 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1423 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-4 1487 ax-17 1506 ax-ial 1514 ax-ext 2121 ax-1re 7714 ax-addrcl 7717 |
This theorem depends on definitions: df-bi 116 df-cleq 2132 df-clel 2135 df-2 8779 df-3 8780 |
This theorem is referenced by: 3cn 8795 4re 8797 3ne0 8815 3ap0 8816 4pos 8817 1lt3 8891 3lt4 8892 2lt4 8893 3lt5 8896 3lt6 8901 2lt6 8902 3lt7 8907 2lt7 8908 3lt8 8914 2lt8 8915 3lt9 8922 2lt9 8923 1le3 8931 8th4div3 8939 halfpm6th 8940 3halfnz 9148 3lt10 9318 2lt10 9319 uzuzle23 9366 uz3m2nn 9368 nn01to3 9409 3rp 9447 expnass 10398 sqrt9 10820 ef01bndlem 11463 sin01bnd 11464 cos2bnd 11467 sin01gt0 11468 cos01gt0 11469 egt2lt3 11486 flodddiv4 11631 dveflem 12855 sincosq3sgn 12909 sincosq4sgn 12910 cosq23lt0 12914 coseq0q4123 12915 coseq00topi 12916 coseq0negpitopi 12917 tangtx 12919 sincos6thpi 12923 pigt3 12925 pige3 12926 cos02pilt1 12932 ex-fl 12937 ex-gcd 12943 |
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