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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 11685 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝐶 ∈ ℝ) → ((𝐴 − 𝐵) ≤ 𝐶 ↔ 𝐴 ≤ (𝐶 + 𝐵))) | |
| 5 | 1, 2, 3, 4 | syl3anc 1396 | 1 ⊢ (𝜑 → ((𝐴 − 𝐵) ≤ 𝐶 ↔ 𝐴 ≤ (𝐶 + 𝐵))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 ∈ wcel 2141 class class class wbr 5108 (class class class)co 7410 ℝcr 11098 + caddc 11102 ≤ cle 11243 − cmin 11440 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5256 ax-nul 5268 ax-pow 5336 ax-pr 5404 ax-un 7732 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 1571 df-fal 1581 df-ex 1808 df-nf 1812 df-sb 2095 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3744 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4487 df-pw 4563 df-sn 4589 df-pr 4591 df-op 4595 df-uni 4872 df-br 5109 df-opab 5173 df-mpt 5192 df-id 5556 df-po 5569 df-so 5570 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-er 8693 df-en 8943 df-dom 8944 df-sdom 8945 df-pnf 11244 df-mnf 11245 df-xr 11246 df-ltxr 11247 df-le 11248 df-sub 11442 df-neg 11443 |
| This theorem is referenced by: elfzomelpfzo 13800 modaddmodup 13969 01sqrexlem7 15298 absrdbnd 15392 caucvgrlem 15723 cvgcmp 15867 oddge22np1 16406 ramub1lem1 17085 psdmul 22308 chfacfisf 22990 chfacfisfcpmat 22991 uniioombllem4 25724 mbfi1fseqlem6 25858 dvfsumlem1 26164 abelthlem2 26571 argimgt0 26753 harmonicbnd4 27151 ppiub 27344 logfaclbnd 27362 logfacbnd3 27363 bcmax 27418 lgseisen 27519 log2sumbnd 27684 chpdifbndlem1 27693 pntpbnd2 27727 pntibndlem2 27731 pntlemo 27747 crctcshwlkn0lem5 30129 clwlkclwwlklem2 30317 clwlkclwwlk2 30320 nvabs 30990 dnibndlem4 37014 dnibndlem10 37020 itg2addnclem2 38267 itg2addnclem3 38268 posbezout 42813 bcle2d 42892 fzmaxdif 43656 int-ineqmvtd 44865 binomcxplemnotnn0 45014 xrralrecnnge 46053 limsupgtlem 46439 fourierdlem26 46795 hoidmv1lelem1 47253 leaddsuble 47979 fmtnoge3 48227 fmtnoprmfac2lem1 48263 bgoldbtbndlem2 48516 nnolog2flm1 49315 |
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