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| Mirrors > Home > MPE Home > Th. List > ltsubrpd | Structured version Visualization version GIF version | ||
| Description: Subtracting a positive real from another number decreases it. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| rpgecld.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| rpgecld.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ+) |
| Ref | Expression |
|---|---|
| ltsubrpd | ⊢ (𝜑 → (𝐴 − 𝐵) < 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpgecld.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
| 2 | rpgecld.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℝ+) | |
| 3 | ltsubrp 12971 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ+) → (𝐴 − 𝐵) < 𝐴) | |
| 4 | 1, 2, 3 | syl2anc 590 | 1 ⊢ (𝜑 → (𝐴 − 𝐵) < 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2119 class class class wbr 5072 (class class class)co 7356 ℝcr 11028 < clt 11170 − cmin 11368 ℝ+crp 12933 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-br 5073 df-opab 5135 df-mpt 5154 df-id 5513 df-po 5526 df-so 5527 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-er 8633 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11172 df-mnf 11173 df-ltxr 11175 df-sub 11370 df-neg 11371 df-rp 12934 |
| This theorem is referenced by: 2swrd2eqwrdeq 14906 tanhlt1 16118 prmdvdsbc 16687 pythagtriplem13 16789 iccntr 24805 icccmplem2 24807 opnreen 24815 evth 24944 ovollb2lem 25473 ismbf3d 25639 itg2seq 25727 itg2cn 25748 dvferm2lem 25971 lhop 26001 dvcnvrelem1 26002 dvcnvrelem2 26003 aaliou3lem7 26333 lgseisenlem1 27356 pntlem3 27590 lt2addrd 32842 ltesubnnd 32915 tpr2rico 34096 fiblem 34582 signstfveq0 34761 mblfinlem3 38026 mblfinlem4 38027 hashscontpow1 42606 fltltc 43111 suprltrp 45773 suplesup 45784 xrralrecnnge 45834 iooiinicc 45987 sumnnodd 46075 lptre2pt 46083 ioodvbdlimc2lem 46377 dvnmul 46386 stoweidlem18 46461 fourierdlem107 46656 fouriersw 46674 hoiqssbllem3 47067 ovolval5lem2 47096 preimageiingt 47163 smfmullem3 47236 gpgedgvtx1 48553 eenglngeehlnmlem2 49229 |
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