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| Mirrors > Home > HSE Home > Th. List > shlesb1i | Structured version Visualization version GIF version | ||
| Description: Hilbert lattice ordering in terms of subspace sum. (Contributed by NM, 23-Nov-2004.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| shlesb1.1 | ⊢ 𝐴 ∈ Sℋ |
| shlesb1.2 | ⊢ 𝐵 ∈ Sℋ |
| Ref | Expression |
|---|---|
| shlesb1i | ⊢ (𝐴 ⊆ 𝐵 ↔ (𝐴 +ℋ 𝐵) = 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ssid 3981 | . . 3 ⊢ 𝐵 ⊆ 𝐵 | |
| 2 | 1 | biantrur 530 | . 2 ⊢ (𝐴 ⊆ 𝐵 ↔ (𝐵 ⊆ 𝐵 ∧ 𝐴 ⊆ 𝐵)) |
| 3 | shlesb1.2 | . . 3 ⊢ 𝐵 ∈ Sℋ | |
| 4 | shlesb1.1 | . . 3 ⊢ 𝐴 ∈ Sℋ | |
| 5 | 3, 4, 3 | shslubi 31366 | . 2 ⊢ ((𝐵 ⊆ 𝐵 ∧ 𝐴 ⊆ 𝐵) ↔ (𝐵 +ℋ 𝐴) ⊆ 𝐵) |
| 6 | 3, 4 | shsub2i 31354 | . . . 4 ⊢ 𝐵 ⊆ (𝐴 +ℋ 𝐵) |
| 7 | eqss 3974 | . . . 4 ⊢ ((𝐴 +ℋ 𝐵) = 𝐵 ↔ ((𝐴 +ℋ 𝐵) ⊆ 𝐵 ∧ 𝐵 ⊆ (𝐴 +ℋ 𝐵))) | |
| 8 | 6, 7 | mpbiran2 710 | . . 3 ⊢ ((𝐴 +ℋ 𝐵) = 𝐵 ↔ (𝐴 +ℋ 𝐵) ⊆ 𝐵) |
| 9 | 4, 3 | shscomi 31344 | . . . 4 ⊢ (𝐴 +ℋ 𝐵) = (𝐵 +ℋ 𝐴) |
| 10 | 9 | sseq1i 3987 | . . 3 ⊢ ((𝐴 +ℋ 𝐵) ⊆ 𝐵 ↔ (𝐵 +ℋ 𝐴) ⊆ 𝐵) |
| 11 | 8, 10 | bitr2i 276 | . 2 ⊢ ((𝐵 +ℋ 𝐴) ⊆ 𝐵 ↔ (𝐴 +ℋ 𝐵) = 𝐵) |
| 12 | 2, 5, 11 | 3bitri 297 | 1 ⊢ (𝐴 ⊆ 𝐵 ↔ (𝐴 +ℋ 𝐵) = 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 ∧ wa 395 = wceq 1540 ∈ wcel 2108 ⊆ wss 3926 (class class class)co 7405 Sℋ csh 30909 +ℋ cph 30912 |
| 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 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2707 ax-rep 5249 ax-sep 5266 ax-nul 5276 ax-pow 5335 ax-pr 5402 ax-un 7729 ax-resscn 11186 ax-1cn 11187 ax-icn 11188 ax-addcl 11189 ax-addrcl 11190 ax-mulcl 11191 ax-mulrcl 11192 ax-mulcom 11193 ax-addass 11194 ax-mulass 11195 ax-distr 11196 ax-i2m1 11197 ax-1ne0 11198 ax-1rid 11199 ax-rnegex 11200 ax-rrecex 11201 ax-cnre 11202 ax-pre-lttri 11203 ax-pre-lttrn 11204 ax-pre-ltadd 11205 ax-hilex 30980 ax-hfvadd 30981 ax-hvcom 30982 ax-hvass 30983 ax-hv0cl 30984 ax-hvaddid 30985 ax-hfvmul 30986 ax-hvmulid 30987 ax-hvdistr2 30990 ax-hvmul0 30991 |
| 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 2065 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2809 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-reu 3360 df-rab 3416 df-v 3461 df-sbc 3766 df-csb 3875 df-dif 3929 df-un 3931 df-in 3933 df-ss 3943 df-nul 4309 df-if 4501 df-pw 4577 df-sn 4602 df-pr 4604 df-op 4608 df-uni 4884 df-iun 4969 df-br 5120 df-opab 5182 df-mpt 5202 df-id 5548 df-po 5561 df-so 5562 df-xp 5660 df-rel 5661 df-cnv 5662 df-co 5663 df-dm 5664 df-rn 5665 df-res 5666 df-ima 5667 df-iota 6484 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-riota 7362 df-ov 7408 df-oprab 7409 df-mpo 7410 df-er 8719 df-en 8960 df-dom 8961 df-sdom 8962 df-pnf 11271 df-mnf 11272 df-ltxr 11274 df-sub 11468 df-neg 11469 df-grpo 30474 df-ablo 30526 df-hvsub 30952 df-sh 31188 df-shs 31289 |
| This theorem is referenced by: shmodsi 31370 |
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