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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 12934 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ+) → (𝐴 − 𝐵) < 𝐴) | |
| 4 | 1, 2, 3 | syl2anc 584 | 1 ⊢ (𝜑 → (𝐴 − 𝐵) < 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2113 class class class wbr 5095 (class class class)co 7355 ℝcr 11016 < clt 11157 − cmin 11355 ℝ+crp 12896 |
| 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 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2705 ax-sep 5238 ax-nul 5248 ax-pow 5307 ax-pr 5374 ax-un 7677 ax-resscn 11074 ax-1cn 11075 ax-icn 11076 ax-addcl 11077 ax-addrcl 11078 ax-mulcl 11079 ax-mulrcl 11080 ax-mulcom 11081 ax-addass 11082 ax-mulass 11083 ax-distr 11084 ax-i2m1 11085 ax-1ne0 11086 ax-1rid 11087 ax-rnegex 11088 ax-rrecex 11089 ax-cnre 11090 ax-pre-lttri 11091 ax-pre-lttrn 11092 ax-pre-ltadd 11093 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2566 df-clab 2712 df-cleq 2725 df-clel 2808 df-nfc 2882 df-ne 2930 df-nel 3034 df-ral 3049 df-rex 3058 df-reu 3348 df-rab 3397 df-v 3439 df-sbc 3738 df-csb 3847 df-dif 3901 df-un 3903 df-in 3905 df-ss 3915 df-nul 4283 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4861 df-br 5096 df-opab 5158 df-mpt 5177 df-id 5516 df-po 5529 df-so 5530 df-xp 5627 df-rel 5628 df-cnv 5629 df-co 5630 df-dm 5631 df-rn 5632 df-res 5633 df-ima 5634 df-iota 6445 df-fun 6491 df-fn 6492 df-f 6493 df-f1 6494 df-fo 6495 df-f1o 6496 df-fv 6497 df-riota 7312 df-ov 7358 df-oprab 7359 df-mpo 7360 df-er 8631 df-en 8880 df-dom 8881 df-sdom 8882 df-pnf 11159 df-mnf 11160 df-ltxr 11162 df-sub 11357 df-neg 11358 df-rp 12897 |
| This theorem is referenced by: 2swrd2eqwrdeq 14867 tanhlt1 16076 prmdvdsbc 16644 pythagtriplem13 16746 iccntr 24757 icccmplem2 24759 opnreen 24767 evth 24905 ovollb2lem 25436 ismbf3d 25602 itg2seq 25690 itg2cn 25711 dvferm2lem 25937 lhop 25968 dvcnvrelem1 25969 dvcnvrelem2 25970 aaliou3lem7 26304 lgseisenlem1 27333 pntlem3 27567 lt2addrd 32758 ltesubnnd 32831 tpr2rico 33997 fiblem 34483 signstfveq0 34662 mblfinlem3 37772 mblfinlem4 37773 hashscontpow1 42287 fltltc 42819 suprltrp 45489 suplesup 45500 xrralrecnnge 45550 iooiinicc 45704 sumnnodd 45792 lptre2pt 45800 ioodvbdlimc2lem 46094 dvnmul 46103 stoweidlem18 46178 fourierdlem107 46373 fouriersw 46391 hoiqssbllem3 46784 ovolval5lem2 46813 preimageiingt 46880 smfmullem3 46953 gpgedgvtx1 48224 eenglngeehlnmlem2 48900 |
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