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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 9262 |
. 2
| |
| 2 | 2re 9272 |
. . 3
| |
| 3 | 1re 8238 |
. . 3
| |
| 4 | 2, 3 | readdcli 8252 |
. 2
|
| 5 | 1, 4 | eqeltri 2304 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 1496 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-4 1559 ax-17 1575 ax-ial 1583 ax-ext 2213 ax-1re 8186 ax-addrcl 8189 |
| This theorem depends on definitions: df-bi 117 df-cleq 2224 df-clel 2227 df-2 9261 df-3 9262 |
| This theorem is referenced by: 3cn 9277 4re 9279 3ne0 9297 3ap0 9298 4pos 9299 1lt3 9374 3lt4 9375 2lt4 9376 3lt5 9379 3lt6 9384 2lt6 9385 3lt7 9390 2lt7 9391 3lt8 9397 2lt8 9398 3lt9 9405 2lt9 9406 1le3 9414 8th4div3 9422 halfpm6th 9423 3halfnz 9638 3lt10 9808 2lt10 9809 5eluz3 9856 uzuzle23 9857 uzuzle34 9859 uz3m2nn 9868 nn01to3 9912 3rp 9955 fz0to4untppr 10421 expnass 10970 sqrt9 11688 ef01bndlem 12397 sin01bnd 12398 cos2bnd 12401 sin01gt0 12403 cos01gt0 12404 egt2lt3 12421 flodddiv4 12577 starvndxnmulrndx 13307 scandxnmulrndx 13319 vscandxnmulrndx 13324 ipndxnmulrndx 13337 tsetndxnmulrndx 13356 plendxnmulrndx 13370 dsndxnmulrndx 13385 slotsdifunifndx 13395 dveflem 15537 sincosq3sgn 15639 sincosq4sgn 15640 cosq23lt0 15644 coseq0q4123 15645 coseq00topi 15646 coseq0negpitopi 15647 tangtx 15649 sincos6thpi 15653 pigt3 15655 pige3 15656 cos02pilt1 15662 lgsdir2lem1 15847 2lgslem3 15920 konigsbergiedgwen 16425 konigsberglem1 16429 konigsberglem2 16430 konigsberglem3 16431 konigsberglem4 16432 ex-fl 16439 ex-gcd 16445 |
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