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| Mirrors > Home > MPE Home > Th. List > ltadds2d | Structured version Visualization version GIF version | ||
| Description: Addition to both sides of surreal less-than. (Contributed by Scott Fenton, 21-Jan-2025.) |
| Ref | Expression |
|---|---|
| addscand.1 | ⊢ (𝜑 → 𝐴 ∈ No ) |
| addscand.2 | ⊢ (𝜑 → 𝐵 ∈ No ) |
| addscand.3 | ⊢ (𝜑 → 𝐶 ∈ No ) |
| Ref | Expression |
|---|---|
| ltadds2d | ⊢ (𝜑 → (𝐴 <s 𝐵 ↔ (𝐶 +s 𝐴) <s (𝐶 +s 𝐵))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | addscand.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ No ) | |
| 2 | addscand.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ No ) | |
| 3 | addscand.3 | . 2 ⊢ (𝜑 → 𝐶 ∈ No ) | |
| 4 | ltadds2 28061 | . 2 ⊢ ((𝐴 ∈ No ∧ 𝐵 ∈ No ∧ 𝐶 ∈ No ) → (𝐴 <s 𝐵 ↔ (𝐶 +s 𝐴) <s (𝐶 +s 𝐵))) | |
| 5 | 1, 2, 3, 4 | syl3anc 1389 | 1 ⊢ (𝜑 → (𝐴 <s 𝐵 ↔ (𝐶 +s 𝐴) <s (𝐶 +s 𝐵))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 208 ∈ wcel 2141 class class class wbr 5099 (class class class)co 7392 No csur 27681 <s clts 27682 +s cadds 28029 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5226 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7714 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3076 df-rex 3086 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-tp 4586 df-op 4588 df-ot 4590 df-uni 4865 df-int 4905 df-iun 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5540 df-eprel 5545 df-po 5553 df-so 5554 df-fr 5598 df-se 5599 df-we 5600 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-pred 6284 df-ord 6345 df-on 6346 df-suc 6348 df-iota 6473 df-fun 6519 df-fn 6520 df-f 6521 df-f1 6522 df-fo 6523 df-f1o 6524 df-fv 6525 df-riota 7349 df-ov 7395 df-oprab 7396 df-mpo 7397 df-1st 7966 df-2nd 7967 df-frecs 8257 df-wrecs 8288 df-recs 8337 df-1o 8432 df-2o 8433 df-nadd 8631 df-no 27684 df-lts 27685 df-bday 27686 df-les 27786 df-slts 27828 df-cuts 27830 df-0s 27877 df-made 27897 df-old 27898 df-left 27900 df-right 27901 df-norec2 28019 df-adds 28030 |
| This theorem is referenced by: addsuniflem 28071 ltaddspos1d 28081 lt2addsd 28083 ltsp1d 28085 negsid 28111 ltsubs2 28147 mulsproplem5 28190 mulsproplem6 28191 mulsproplem7 28192 mulsproplem8 28193 addonbday 28349 avglts1d 28523 halfcut 28528 addhalfcut 28529 pw2cut2 28532 bdayfinbndlem1 28537 recut 28564 |
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