| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 9373 |
. 2
| |
| 2 | 2re 9383 |
. . 3
| |
| 3 | 1re 8331 |
. . 3
| |
| 4 | 2, 3 | readdcli 8345 |
. 2
|
| 5 | 1, 4 | eqeltri 2311 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1500 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-4 1563 ax-17 1579 ax-ial 1587 ax-ext 2220 ax-1re 8279 ax-addrcl 8282 |
| This proof depends on definitions: df-bi 117 df-cleq 2231 df-clel 2234 df-2 9372 df-3 9373 |
| This theorem is used by: 3cn 9388 4re 9390 3ne0 9408 3ap0 9409 4pos 9410 1lt3 9487 3lt4 9488 2lt4 9489 3lt5 9492 3lt6 9497 2lt6 9498 3lt7 9503 2lt7 9504 3lt8 9510 2lt8 9511 3lt9 9518 2lt9 9519 1le3 9527 8th4div3 9535 halfpm6th 9536 3halfnz 9754 3lt10 9929 2lt10 9930 5eluz3 9977 uzuzle23 9978 uzuzle34 9980 uz3m2nn 9989 nn01to3 10033 3rp 10077 fz0to4untppr 10548 expnass 11103 sqrt9 11836 ef01bndlem 12548 sin01bnd 12549 cos2bnd 12552 sin01gt0 12554 cos01gt0 12555 egt2lt3 12572 flodddiv4 12728 starvndxnmulrndx 13557 scandxnmulrndx 13569 vscandxnmulrndx 13574 ipndxnmulrndx 13587 tsetndxnmulrndx 13606 plendxnmulrndx 13620 dsndxnmulrndx 13635 slotsdifunifndx 13645 dveflem 15952 sincosq3sgn 16055 sincosq4sgn 16056 cosq23lt0 16060 coseq0q4123 16061 coseq00topi 16062 coseq0negpitopi 16063 tangtx 16065 sincos6thpi 16069 pigt3 16071 pige3 16072 cos02pilt1 16079 log2tlbndlog2 16220 log2ublog2 16224 ppiqub 16293 chtqub 16296 bposlem2 16312 bposlem3 16313 bposlem4 16314 bposlem5 16315 bposlem6 16316 bposlem8 16318 bposlem9 16319 lgsdir2lem1 16352 2lgslem3 16425 konigsbergiedgwen 16930 konigsberglem1 16934 konigsberglem2 16935 konigsberglem3 16936 konigsberglem4 16937 ex-fl 16944 ex-gcd 16950 |
| Copyright terms: Public domain | W3C validator |