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| Mirrors > Home > MPE Home > Th. List > lesubaddd | Structured version Visualization version GIF version | ||
| Description: 'Less than or equal to' relationship between subtraction and addition. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| leidd.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| ltnegd.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ) |
| ltadd1d.3 | ⊢ (𝜑 → 𝐶 ∈ ℝ) |
| Ref | Expression |
|---|---|
| lesubaddd | ⊢ (𝜑 → ((𝐴 − 𝐵) ≤ 𝐶 ↔ 𝐴 ≤ (𝐶 + 𝐵))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | leidd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
| 2 | ltnegd.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℝ) | |
| 3 | ltadd1d.3 | . 2 ⊢ (𝜑 → 𝐶 ∈ ℝ) | |
| 4 | lesubadd 11628 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝐶 ∈ ℝ) → ((𝐴 − 𝐵) ≤ 𝐶 ↔ 𝐴 ≤ (𝐶 + 𝐵))) | |
| 5 | 1, 2, 3, 4 | syl3anc 1373 | 1 ⊢ (𝜑 → ((𝐴 − 𝐵) ≤ 𝐶 ↔ 𝐴 ≤ (𝐶 + 𝐵))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∈ wcel 2109 class class class wbr 5102 (class class class)co 7369 ℝcr 11045 + caddc 11049 ≤ cle 11187 − cmin 11383 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5246 ax-nul 5256 ax-pow 5315 ax-pr 5382 ax-un 7691 ax-resscn 11103 ax-1cn 11104 ax-icn 11105 ax-addcl 11106 ax-addrcl 11107 ax-mulcl 11108 ax-mulrcl 11109 ax-mulcom 11110 ax-addass 11111 ax-mulass 11112 ax-distr 11113 ax-i2m1 11114 ax-1ne0 11115 ax-1rid 11116 ax-rnegex 11117 ax-rrecex 11118 ax-cnre 11119 ax-pre-lttri 11120 ax-pre-lttrn 11121 ax-pre-ltadd 11122 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-reu 3352 df-rab 3403 df-v 3446 df-sbc 3751 df-csb 3860 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-nul 4293 df-if 4485 df-pw 4561 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-br 5103 df-opab 5165 df-mpt 5184 df-id 5526 df-po 5539 df-so 5540 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6452 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-riota 7326 df-ov 7372 df-oprab 7373 df-mpo 7374 df-er 8648 df-en 8896 df-dom 8897 df-sdom 8898 df-pnf 11188 df-mnf 11189 df-xr 11190 df-ltxr 11191 df-le 11192 df-sub 11385 df-neg 11386 |
| This theorem is referenced by: elfzomelpfzo 13710 modaddmodup 13877 01sqrexlem7 15191 absrdbnd 15285 caucvgrlem 15616 cvgcmp 15759 oddge22np1 16296 ramub1lem1 16974 psdmul 22087 chfacfisf 22775 chfacfisfcpmat 22776 uniioombllem4 25521 mbfi1fseqlem6 25655 dvfsumlem1 25966 abelthlem2 26376 argimgt0 26555 harmonicbnd4 26955 ppiub 27149 logfaclbnd 27167 logfacbnd3 27168 bcmax 27223 lgseisen 27324 log2sumbnd 27489 chpdifbndlem1 27498 pntpbnd2 27532 pntibndlem2 27536 pntlemo 27552 crctcshwlkn0lem5 29795 clwlkclwwlklem2 29980 clwlkclwwlk2 29983 nvabs 30652 dnibndlem4 36463 dnibndlem10 36469 itg2addnclem2 37660 itg2addnclem3 37661 posbezout 42082 bcle2d 42161 fzmaxdif 42964 int-ineqmvtd 44174 binomcxplemnotnn0 44339 xrralrecnnge 45380 limsupgtlem 45769 fourierdlem26 46125 hoidmv1lelem1 46583 leaddsuble 47292 fmtnoge3 47525 fmtnoprmfac2lem1 47561 bgoldbtbndlem2 47801 nnolog2flm1 48573 |
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