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Mirrors > Home > MPE Home > Th. List > 6lt9 | Structured version Visualization version GIF version |
Description: 6 is less than 9. (Contributed by Mario Carneiro, 9-Mar-2015.) |
Ref | Expression |
---|---|
6lt9 | ⊢ 6 < 9 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 6lt7 11824 | . 2 ⊢ 6 < 7 | |
2 | 7lt9 11838 | . 2 ⊢ 7 < 9 | |
3 | 6re 11728 | . . 3 ⊢ 6 ∈ ℝ | |
4 | 7re 11731 | . . 3 ⊢ 7 ∈ ℝ | |
5 | 9re 11737 | . . 3 ⊢ 9 ∈ ℝ | |
6 | 3, 4, 5 | lttri 10766 | . 2 ⊢ ((6 < 7 ∧ 7 < 9) → 6 < 9) |
7 | 1, 2, 6 | mp2an 690 | 1 ⊢ 6 < 9 |
Colors of variables: wff setvar class |
Syntax hints: class class class wbr 5066 < clt 10675 6c6 11697 7c7 11698 9c9 11700 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-sep 5203 ax-nul 5210 ax-pow 5266 ax-pr 5330 ax-un 7461 ax-resscn 10594 ax-1cn 10595 ax-icn 10596 ax-addcl 10597 ax-addrcl 10598 ax-mulcl 10599 ax-mulrcl 10600 ax-mulcom 10601 ax-addass 10602 ax-mulass 10603 ax-distr 10604 ax-i2m1 10605 ax-1ne0 10606 ax-1rid 10607 ax-rnegex 10608 ax-rrecex 10609 ax-cnre 10610 ax-pre-lttri 10611 ax-pre-lttrn 10612 ax-pre-ltadd 10613 ax-pre-mulgt0 10614 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rab 3147 df-v 3496 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4839 df-br 5067 df-opab 5129 df-mpt 5147 df-id 5460 df-po 5474 df-so 5475 df-xp 5561 df-rel 5562 df-cnv 5563 df-co 5564 df-dm 5565 df-rn 5566 df-res 5567 df-ima 5568 df-iota 6314 df-fun 6357 df-fn 6358 df-f 6359 df-f1 6360 df-fo 6361 df-f1o 6362 df-fv 6363 df-riota 7114 df-ov 7159 df-oprab 7160 df-mpo 7161 df-er 8289 df-en 8510 df-dom 8511 df-sdom 8512 df-pnf 10677 df-mnf 10678 df-xr 10679 df-ltxr 10680 df-le 10681 df-sub 10872 df-neg 10873 df-2 11701 df-3 11702 df-4 11703 df-5 11704 df-6 11705 df-7 11706 df-8 11707 df-9 11708 |
This theorem is referenced by: 5lt9 11840 psrvalstr 20143 tngvsca 23255 zlmtset 31206 wtgoldbnnsum4prm 43987 bgoldbnnsum3prm 43989 |
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