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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 11670 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝐶 ∈ ℝ) → ((𝐴 − 𝐵) ≤ 𝐶 ↔ 𝐴 ≤ (𝐶 + 𝐵))) | |
| 5 | 1, 2, 3, 4 | syl3anc 1392 | 1 ⊢ (𝜑 → ((𝐴 − 𝐵) ≤ 𝐶 ↔ 𝐴 ≤ (𝐶 + 𝐵))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 208 ∈ wcel 2143 class class class wbr 5101 (class class class)co 7396 ℝcr 11083 + caddc 11087 ≤ cle 11228 − cmin 11425 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1816 ax-4 1830 ax-5 1931 ax-6 1988 ax-7 2029 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5247 ax-nul 5257 ax-pow 5323 ax-pr 5391 ax-un 7718 ax-resscn 11141 ax-1cn 11142 ax-icn 11143 ax-addcl 11144 ax-addrcl 11145 ax-mulcl 11146 ax-mulrcl 11147 ax-mulcom 11148 ax-addass 11149 ax-mulass 11150 ax-distr 11151 ax-i2m1 11152 ax-1ne0 11153 ax-1rid 11154 ax-rnegex 11155 ax-rrecex 11156 ax-cnre 11157 ax-pre-lttri 11158 ax-pre-lttrn 11159 ax-pre-ltadd 11160 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1100 df-3an 1101 df-tru 1564 df-fal 1574 df-ex 1801 df-nf 1805 df-sb 2092 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3063 df-ral 3078 df-rex 3088 df-reu 3369 df-rab 3416 df-v 3457 df-sbc 3746 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-nul 4287 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-br 5102 df-opab 5164 df-mpt 5183 df-id 5543 df-po 5556 df-so 5557 df-xp 5654 df-rel 5655 df-cnv 5656 df-co 5657 df-dm 5658 df-rn 5659 df-res 5660 df-ima 5661 df-iota 6477 df-fun 6523 df-fn 6524 df-f 6525 df-f1 6526 df-fo 6527 df-f1o 6528 df-fv 6529 df-riota 7353 df-ov 7399 df-oprab 7400 df-mpo 7401 df-er 8678 df-en 8928 df-dom 8929 df-sdom 8930 df-pnf 11229 df-mnf 11230 df-xr 11231 df-ltxr 11232 df-le 11233 df-sub 11427 df-neg 11428 |
| This theorem is referenced by: elfzomelpfzo 13788 modaddmodup 13957 01sqrexlem7 15285 absrdbnd 15379 caucvgrlem 15710 cvgcmp 15854 oddge22np1 16393 ramub1lem1 17072 psdmul 22238 chfacfisf 22921 chfacfisfcpmat 22922 uniioombllem4 25655 mbfi1fseqlem6 25789 dvfsumlem1 26095 abelthlem2 26502 argimgt0 26684 harmonicbnd4 27082 ppiub 27275 logfaclbnd 27293 logfacbnd3 27294 bcmax 27349 lgseisen 27450 log2sumbnd 27615 chpdifbndlem1 27624 pntpbnd2 27658 pntibndlem2 27662 pntlemo 27678 crctcshwlkn0lem5 30021 clwlkclwwlklem2 30209 clwlkclwwlk2 30212 nvabs 30882 dnibndlem4 36924 dnibndlem10 36930 itg2addnclem2 38176 itg2addnclem3 38177 posbezout 42722 bcle2d 42801 fzmaxdif 43563 int-ineqmvtd 44772 binomcxplemnotnn0 44923 xrralrecnnge 45956 limsupgtlem 46342 fourierdlem26 46698 hoidmv1lelem1 47156 leaddsuble 47882 fmtnoge3 48130 fmtnoprmfac2lem1 48166 bgoldbtbndlem2 48419 nnolog2flm1 49203 |
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