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| Mirrors > Home > HSE Home > Th. List > shseli | Structured version Visualization version GIF version | ||
| Description: Membership in subspace sum. (Contributed by NM, 4-May-2000.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| shscl.1 | ⊢ 𝐴 ∈ Sℋ |
| shscl.2 | ⊢ 𝐵 ∈ Sℋ |
| Ref | Expression |
|---|---|
| shseli | ⊢ (𝐶 ∈ (𝐴 +ℋ 𝐵) ↔ ∃𝑥 ∈ 𝐴 ∃𝑦 ∈ 𝐵 𝐶 = (𝑥 +ℎ 𝑦)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | shscl.1 | . 2 ⊢ 𝐴 ∈ Sℋ | |
| 2 | shscl.2 | . 2 ⊢ 𝐵 ∈ Sℋ | |
| 3 | shsel 31372 | . 2 ⊢ ((𝐴 ∈ Sℋ ∧ 𝐵 ∈ Sℋ ) → (𝐶 ∈ (𝐴 +ℋ 𝐵) ↔ ∃𝑥 ∈ 𝐴 ∃𝑦 ∈ 𝐵 𝐶 = (𝑥 +ℎ 𝑦))) | |
| 4 | 1, 2, 3 | mp2an 693 | 1 ⊢ (𝐶 ∈ (𝐴 +ℋ 𝐵) ↔ ∃𝑥 ∈ 𝐴 ∃𝑦 ∈ 𝐵 𝐶 = (𝑥 +ℎ 𝑦)) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 = wceq 1542 ∈ wcel 2114 ∃wrex 3061 (class class class)co 7360 +ℎ cva 30978 Sℋ csh 30986 +ℋ cph 30989 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5225 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 ax-resscn 11087 ax-1cn 11088 ax-icn 11089 ax-addcl 11090 ax-addrcl 11091 ax-mulcl 11092 ax-mulrcl 11093 ax-mulcom 11094 ax-addass 11095 ax-mulass 11096 ax-distr 11097 ax-i2m1 11098 ax-1ne0 11099 ax-1rid 11100 ax-rnegex 11101 ax-rrecex 11102 ax-cnre 11103 ax-pre-lttri 11104 ax-pre-lttrn 11105 ax-pre-ltadd 11106 ax-hilex 31057 ax-hfvadd 31058 ax-hvcom 31059 ax-hvass 31060 ax-hv0cl 31061 ax-hvaddid 31062 ax-hfvmul 31063 ax-hvmulid 31064 ax-hvdistr2 31067 ax-hvmul0 31068 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3062 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 df-id 5520 df-po 5533 df-so 5534 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-er 8637 df-en 8888 df-dom 8889 df-sdom 8890 df-pnf 11172 df-mnf 11173 df-ltxr 11175 df-sub 11370 df-neg 11371 df-grpo 30551 df-ablo 30603 df-hvsub 31029 df-sh 31265 df-shs 31366 |
| This theorem is referenced by: shscli 31375 shunssi 31426 shsleji 31428 shsidmi 31442 shmodsi 31447 chseli 31517 spanuni 31602 spanunsni 31637 5oalem7 31718 pjjsi 31758 cdjreui 32490 cdj3lem2a 32494 cdj3lem2b 32495 cdj3lem3a 32497 |
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