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| Mirrors > Home > ILE Home > Th. List > ltaddrp2d | GIF version | ||
| Description: Adding a positive number to another number increases it. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| rpgecld.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| rpgecld.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ+) |
| Ref | Expression |
|---|---|
| ltaddrp2d | ⊢ (𝜑 → 𝐴 < (𝐵 + 𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpgecld.1 | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
| 2 | rpgecld.2 | . . 3 ⊢ (𝜑 → 𝐵 ∈ ℝ+) | |
| 3 | 1, 2 | ltaddrpd 10081 | . 2 ⊢ (𝜑 → 𝐴 < (𝐴 + 𝐵)) |
| 4 | 1 | recnd 8318 | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| 5 | 2 | rpcnd 10049 | . . 3 ⊢ (𝜑 → 𝐵 ∈ ℂ) |
| 6 | 4, 5 | addcomd 8440 | . 2 ⊢ (𝜑 → (𝐴 + 𝐵) = (𝐵 + 𝐴)) |
| 7 | 3, 6 | breqtrd 4140 | 1 ⊢ (𝜑 → 𝐴 < (𝐵 + 𝐴)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2205 class class class wbr 4114 (class class class)co 6058 ℝcr 8142 + caddc 8146 < clt 8324 ℝ+crp 10004 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-sep 4233 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-setind 4664 ax-cnex 8234 ax-resscn 8235 ax-1cn 8236 ax-1re 8237 ax-icn 8238 ax-addcl 8239 ax-addrcl 8240 ax-mulcl 8241 ax-addcom 8243 ax-addass 8245 ax-i2m1 8248 ax-0id 8251 ax-rnegex 8252 ax-pre-ltadd 8259 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-rab 2531 df-v 2817 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-br 4115 df-opab 4177 df-xp 4760 df-iota 5317 df-fv 5365 df-ov 6061 df-pnf 8326 df-mnf 8327 df-ltxr 8329 df-rp 10005 |
| This theorem is referenced by: cvg1nlemres 11695 |
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