| Hilbert Space Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > HSE Home > Th. List > hhssablo | Structured version Visualization version GIF version | ||
| Description: Abelian group property of subspace addition. (Contributed by NM, 9-Apr-2008.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| hhssablo | ⊢ (𝐻 ∈ Sℋ → ( +ℎ ↾ (𝐻 × 𝐻)) ∈ AbelOp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | xpeq1 5633 | . . . . 5 ⊢ (𝐻 = if(𝐻 ∈ Sℋ , 𝐻, ℋ) → (𝐻 × 𝐻) = (if(𝐻 ∈ Sℋ , 𝐻, ℋ) × 𝐻)) | |
| 2 | xpeq2 5640 | . . . . 5 ⊢ (𝐻 = if(𝐻 ∈ Sℋ , 𝐻, ℋ) → (if(𝐻 ∈ Sℋ , 𝐻, ℋ) × 𝐻) = (if(𝐻 ∈ Sℋ , 𝐻, ℋ) × if(𝐻 ∈ Sℋ , 𝐻, ℋ))) | |
| 3 | 1, 2 | eqtrd 2766 | . . . 4 ⊢ (𝐻 = if(𝐻 ∈ Sℋ , 𝐻, ℋ) → (𝐻 × 𝐻) = (if(𝐻 ∈ Sℋ , 𝐻, ℋ) × if(𝐻 ∈ Sℋ , 𝐻, ℋ))) |
| 4 | 3 | reseq2d 5933 | . . 3 ⊢ (𝐻 = if(𝐻 ∈ Sℋ , 𝐻, ℋ) → ( +ℎ ↾ (𝐻 × 𝐻)) = ( +ℎ ↾ (if(𝐻 ∈ Sℋ , 𝐻, ℋ) × if(𝐻 ∈ Sℋ , 𝐻, ℋ)))) |
| 5 | 4 | eleq1d 2816 | . 2 ⊢ (𝐻 = if(𝐻 ∈ Sℋ , 𝐻, ℋ) → (( +ℎ ↾ (𝐻 × 𝐻)) ∈ AbelOp ↔ ( +ℎ ↾ (if(𝐻 ∈ Sℋ , 𝐻, ℋ) × if(𝐻 ∈ Sℋ , 𝐻, ℋ))) ∈ AbelOp)) |
| 6 | helsh 31232 | . . . 4 ⊢ ℋ ∈ Sℋ | |
| 7 | 6 | elimel 4544 | . . 3 ⊢ if(𝐻 ∈ Sℋ , 𝐻, ℋ) ∈ Sℋ |
| 8 | 7 | hhssabloi 31249 | . 2 ⊢ ( +ℎ ↾ (if(𝐻 ∈ Sℋ , 𝐻, ℋ) × if(𝐻 ∈ Sℋ , 𝐻, ℋ))) ∈ AbelOp |
| 9 | 5, 8 | dedth 4533 | 1 ⊢ (𝐻 ∈ Sℋ → ( +ℎ ↾ (𝐻 × 𝐻)) ∈ AbelOp) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1541 ∈ wcel 2111 ifcif 4474 × cxp 5617 ↾ cres 5621 AbelOpcablo 30531 ℋchba 30906 +ℎ cva 30907 Sℋ csh 30915 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-rep 5219 ax-sep 5236 ax-nul 5246 ax-pow 5305 ax-pr 5372 ax-un 7674 ax-cnex 11068 ax-resscn 11069 ax-1cn 11070 ax-icn 11071 ax-addcl 11072 ax-addrcl 11073 ax-mulcl 11074 ax-mulrcl 11075 ax-mulcom 11076 ax-addass 11077 ax-mulass 11078 ax-distr 11079 ax-i2m1 11080 ax-1ne0 11081 ax-1rid 11082 ax-rnegex 11083 ax-rrecex 11084 ax-cnre 11085 ax-pre-lttri 11086 ax-pre-lttrn 11087 ax-pre-ltadd 11088 ax-pre-mulgt0 11089 ax-pre-sup 11090 ax-hilex 30986 ax-hfvadd 30987 ax-hvcom 30988 ax-hvass 30989 ax-hv0cl 30990 ax-hvaddid 30991 ax-hfvmul 30992 ax-hvmulid 30993 ax-hvmulass 30994 ax-hvdistr1 30995 ax-hvdistr2 30996 ax-hvmul0 30997 ax-hfi 31066 ax-his1 31069 ax-his2 31070 ax-his3 31071 ax-his4 31072 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-nel 3033 df-ral 3048 df-rex 3057 df-rmo 3346 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3737 df-csb 3846 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-pss 3917 df-nul 4283 df-if 4475 df-pw 4551 df-sn 4576 df-pr 4578 df-op 4582 df-uni 4859 df-iun 4943 df-br 5094 df-opab 5156 df-mpt 5175 df-tr 5201 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6254 df-ord 6315 df-on 6316 df-lim 6317 df-suc 6318 df-iota 6443 df-fun 6489 df-fn 6490 df-f 6491 df-f1 6492 df-fo 6493 df-f1o 6494 df-fv 6495 df-riota 7309 df-ov 7355 df-oprab 7356 df-mpo 7357 df-om 7803 df-1st 7927 df-2nd 7928 df-frecs 8217 df-wrecs 8248 df-recs 8297 df-rdg 8335 df-er 8628 df-map 8758 df-en 8876 df-dom 8877 df-sdom 8878 df-sup 9332 df-pnf 11154 df-mnf 11155 df-xr 11156 df-ltxr 11157 df-le 11158 df-sub 11352 df-neg 11353 df-div 11781 df-nn 12132 df-2 12194 df-3 12195 df-4 12196 df-n0 12388 df-z 12475 df-uz 12739 df-rp 12897 df-seq 13915 df-exp 13975 df-cj 15012 df-re 15013 df-im 15014 df-sqrt 15148 df-abs 15149 df-grpo 30480 df-gid 30481 df-ginv 30482 df-ablo 30532 df-vc 30546 df-nv 30579 df-va 30582 df-ba 30583 df-sm 30584 df-0v 30585 df-nmcv 30587 df-hnorm 30955 df-hba 30956 df-hvsub 30958 df-hlim 30959 df-sh 31194 df-ch 31208 |
| This theorem is referenced by: (None) |
| Copyright terms: Public domain | W3C validator |