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Mirrors > Home > ILE Home > Th. List > 6re | GIF version |
Description: The number 6 is real. (Contributed by NM, 27-May-1999.) |
Ref | Expression |
---|---|
6re | ⊢ 6 ∈ ℝ |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-6 9045 | . 2 ⊢ 6 = (5 + 1) | |
2 | 5re 9061 | . . 3 ⊢ 5 ∈ ℝ | |
3 | 1re 8018 | . . 3 ⊢ 1 ∈ ℝ | |
4 | 2, 3 | readdcli 8032 | . 2 ⊢ (5 + 1) ∈ ℝ |
5 | 1, 4 | eqeltri 2266 | 1 ⊢ 6 ∈ ℝ |
Colors of variables: wff set class |
Syntax hints: ∈ wcel 2164 (class class class)co 5918 ℝcr 7871 1c1 7873 + caddc 7875 5c5 9036 6c6 9037 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1458 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-4 1521 ax-17 1537 ax-ial 1545 ax-ext 2175 ax-1re 7966 ax-addrcl 7969 |
This theorem depends on definitions: df-bi 117 df-cleq 2186 df-clel 2189 df-2 9041 df-3 9042 df-4 9043 df-5 9044 df-6 9045 |
This theorem is referenced by: 6cn 9064 7re 9065 7pos 9084 4lt6 9162 3lt6 9163 2lt6 9164 1lt6 9165 6lt7 9166 5lt7 9167 6lt8 9173 5lt8 9174 6lt9 9181 5lt9 9182 8th4div3 9201 halfpm6th 9202 div4p1lem1div2 9236 6lt10 9581 5lt10 9582 5recm6rec 9591 efi4p 11860 resin4p 11861 recos4p 11862 ef01bndlem 11899 sin01bnd 11900 cos01bnd 11901 slotsdifipndx 12792 slotstnscsi 12812 plendxnvscandx 12826 slotsdnscsi 12836 sincos6thpi 14977 pigt3 14979 |
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