| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > 3lt4 | GIF version | ||
| Description: 3 is less than 4. (Contributed by Mario Carneiro, 15-Sep-2013.) |
| Ref | Expression |
|---|---|
| 3lt4 | ⊢ 3 < 4 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3re 9378 | . . 3 ⊢ 3 ∈ ℝ | |
| 2 | 1 | ltp1i 9235 | . 2 ⊢ 3 < (3 + 1) |
| 3 | df-4 9365 | . 2 ⊢ 4 = (3 + 1) | |
| 4 | 2, 3 | breqtrri 4157 | 1 ⊢ 3 < 4 |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: class class class wbr 4130 (class class class)co 6085 1c1 8180 + caddc 8182 < clt 8360 3c3 9356 4c4 9357 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-cnex 8270 ax-resscn 8271 ax-1cn 8272 ax-1re 8273 ax-icn 8274 ax-addcl 8275 ax-addrcl 8276 ax-mulcl 8277 ax-addcom 8279 ax-addass 8281 ax-i2m1 8284 ax-0lt1 8285 ax-0id 8287 ax-rnegex 8288 ax-pre-ltadd 8295 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-br 4131 df-opab 4193 df-xp 4780 df-iota 5337 df-fv 5385 df-ov 6088 df-pnf 8362 df-mnf 8363 df-ltxr 8365 df-2 9363 df-3 9364 df-4 9365 |
| This theorem is used by: 2lt4 9478 3lt5 9481 3lt6 9486 3lt7 9492 3lt8 9499 3lt9 9507 3halfnz 9743 3lt10 9913 uzuzle34 9964 fz0to4untppr 10531 fldiv4p1lem1div2 10740 ef01bndlem 12523 sin01bnd 12524 flodddiv4 12703 starvndxnmulrndx 13498 srngstrd 13500 dveflem 15827 tangtx 15939 gausslemma2dlem4 16183 2lgslem3b 16213 2lgslem3d 16215 ex-fl 16739 |
| Copyright terms: Public domain | W3C validator |