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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 13053 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ+) → (𝐴 − 𝐵) < 𝐴) | |
| 4 | 1, 2, 3 | syl2anc 595 | 1 ⊢ (𝜑 → (𝐴 − 𝐵) < 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2149 class class class wbr 5113 (class class class)co 7411 ℝcr 11098 < clt 11242 − cmin 11440 ℝ+crp 13015 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-resscn 11156 ax-1cn 11157 ax-icn 11158 ax-addcl 11159 ax-addrcl 11160 ax-mulcl 11161 ax-mulrcl 11162 ax-mulcom 11163 ax-addass 11164 ax-mulass 11165 ax-distr 11166 ax-i2m1 11167 ax-1ne0 11168 ax-1rid 11169 ax-rnegex 11170 ax-rrecex 11171 ax-cnre 11172 ax-pre-lttri 11173 ax-pre-lttrn 11174 ax-pre-ltadd 11175 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-br 5114 df-opab 5178 df-mpt 5197 df-id 5557 df-po 5570 df-so 5571 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-er 8693 df-en 8943 df-dom 8944 df-sdom 8945 df-pnf 11244 df-mnf 11245 df-ltxr 11247 df-sub 11442 df-neg 11443 df-rp 13016 |
| This theorem is referenced by: 2swrd2eqwrdeq 14989 tanhlt1 16215 prmdvdsbc 16784 pythagtriplem13 16886 iccntr 24947 icccmplem2 24949 opnreen 24957 evth 25086 ovollb2lem 25615 ismbf3d 25781 itg2seq 25869 itg2cn 25890 dvferm2lem 26113 lhop 26143 dvcnvrelem1 26144 dvcnvrelem2 26145 aaliou3lem7 26478 lgseisenlem1 27504 pntlem3 27738 lt2addrd 33035 ltesubnnd 33107 tpr2rico 34246 fiblem 34732 signstfveq0 34908 mblfinlem3 38197 mblfinlem4 38198 hashscontpow1 42777 fltltc 43284 suprltrp 45935 suplesup 45946 xrralrecnnge 45996 iooiinicc 46149 sumnnodd 46237 lptre2pt 46245 ioodvbdlimc2lem 46539 dvnmul 46548 stoweidlem18 46623 fourierdlem107 46818 fouriersw 46836 hoiqssbllem3 47229 ovolval5lem2 47258 preimageiingt 47325 smfmullem3 47398 gpgedgvtx1 48715 eenglngeehlnmlem2 49402 |
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