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| 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 9217 | . . 3 ⊢ 3 ∈ ℝ | |
| 2 | 1 | ltp1i 9085 | . 2 ⊢ 3 < (3 + 1) |
| 3 | df-4 9204 | . 2 ⊢ 4 = (3 + 1) | |
| 4 | 2, 3 | breqtrri 4115 | 1 ⊢ 3 < 4 |
| Colors of variables: wff set class |
| Syntax hints: class class class wbr 4088 (class class class)co 6018 1c1 8033 + caddc 8035 < clt 8214 3c3 9195 4c4 9196 |
| 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-in1 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8123 ax-resscn 8124 ax-1cn 8125 ax-1re 8126 ax-icn 8127 ax-addcl 8128 ax-addrcl 8129 ax-mulcl 8130 ax-addcom 8132 ax-addass 8134 ax-i2m1 8137 ax-0lt1 8138 ax-0id 8140 ax-rnegex 8141 ax-pre-ltadd 8148 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-br 4089 df-opab 4151 df-xp 4731 df-iota 5286 df-fv 5334 df-ov 6021 df-pnf 8216 df-mnf 8217 df-ltxr 8219 df-2 9202 df-3 9203 df-4 9204 |
| This theorem is referenced by: 2lt4 9317 3lt5 9320 3lt6 9325 3lt7 9331 3lt8 9338 3lt9 9346 3halfnz 9577 3lt10 9747 uzuzle34 9798 fz0to4untppr 10359 fldiv4p1lem1div2 10566 ef01bndlem 12322 sin01bnd 12323 flodddiv4 12502 starvndxnmulrndx 13232 srngstrd 13234 dveflem 15456 tangtx 15568 gausslemma2dlem4 15799 2lgslem3b 15829 2lgslem3d 15831 ex-fl 16343 |
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