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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 12695 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ+) → (𝐴 − 𝐵) < 𝐴) | |
4 | 1, 2, 3 | syl2anc 583 | 1 ⊢ (𝜑 → (𝐴 − 𝐵) < 𝐴) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 2108 class class class wbr 5070 (class class class)co 7255 ℝcr 10801 < clt 10940 − cmin 11135 ℝ+crp 12659 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4837 df-br 5071 df-opab 5133 df-mpt 5154 df-id 5480 df-po 5494 df-so 5495 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-er 8456 df-en 8692 df-dom 8693 df-sdom 8694 df-pnf 10942 df-mnf 10943 df-ltxr 10945 df-sub 11137 df-neg 11138 df-rp 12660 |
This theorem is referenced by: 2swrd2eqwrdeq 14594 tanhlt1 15797 pythagtriplem13 16456 iccntr 23890 icccmplem2 23892 opnreen 23900 evth 24028 ovollb2lem 24557 ismbf3d 24723 itg2seq 24812 itg2cn 24833 dvferm2lem 25055 lhop 25085 dvcnvrelem1 25086 dvcnvrelem2 25087 aaliou3lem7 25414 lgseisenlem1 26428 pntlem3 26662 lt2addrd 30976 prmdvdsbc 31032 ltesubnnd 31038 tpr2rico 31764 fiblem 32265 signstfveq0 32456 mblfinlem3 35743 mblfinlem4 35744 metakunt18 40070 metakunt28 40080 metakunt29 40081 metakunt30 40082 fltltc 40414 suprltrp 42757 suplesup 42768 xrralrecnnge 42820 iooiinicc 42970 sumnnodd 43061 lptre2pt 43071 ioodvbdlimc2lem 43365 dvnmul 43374 stoweidlem18 43449 fourierdlem107 43644 fouriersw 43662 hoiqssbllem3 44052 ovolval5lem2 44081 preimageiingt 44144 smfmullem3 44214 eenglngeehlnmlem2 45972 |
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