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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lmod0vsd | Structured version Visualization version GIF version | ||
| Description: Zero times a vector is the zero vector. (Contributed by SN, 24-Sep-2026.) |
| Ref | Expression |
|---|---|
| lmod0vsd.v | ⊢ 𝑉 = (Base‘𝑊) |
| lmod0vsd.f | ⊢ 𝐹 = (Scalar‘𝑊) |
| lmod0vsd.s | ⊢ · = ( ·𝑠 ‘𝑊) |
| lmod0vsd.o | ⊢ 𝑂 = (0g‘𝐹) |
| lmod0vsd.z | ⊢ 0 = (0g‘𝑊) |
| lmod0vsd.w | ⊢ (𝜑 → 𝑊 ∈ LMod) |
| lmod0vsd.x | ⊢ (𝜑 → 𝑋 ∈ 𝑉) |
| Ref | Expression |
|---|---|
| lmod0vsd | ⊢ (𝜑 → (𝑂 · 𝑋) = 0 ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lmod0vsd.w | . 2 ⊢ (𝜑 → 𝑊 ∈ LMod) | |
| 2 | lmod0vsd.x | . 2 ⊢ (𝜑 → 𝑋 ∈ 𝑉) | |
| 3 | lmod0vsd.v | . . 3 ⊢ 𝑉 = (Base‘𝑊) | |
| 4 | lmod0vsd.f | . . 3 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 5 | lmod0vsd.s | . . 3 ⊢ · = ( ·𝑠 ‘𝑊) | |
| 6 | lmod0vsd.o | . . 3 ⊢ 𝑂 = (0g‘𝐹) | |
| 7 | lmod0vsd.z | . . 3 ⊢ 0 = (0g‘𝑊) | |
| 8 | 3, 4, 5, 6, 7 | lmod0vs 21163 | . 2 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → (𝑂 · 𝑋) = 0 ) |
| 9 | 1, 2, 8 | syl2anc 596 | 1 ⊢ (𝜑 → (𝑂 · 𝑋) = 0 ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 ‘cfv 6537 (class class class)co 7418 Basecbs 17380 Scalarcsca 17424 ·𝑠 cvsca 17425 0gc0g 17603 LModclmod 21128 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-sep 5249 ax-nul 5260 ax-pr 5391 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-iota 6493 df-fun 6539 df-fv 6545 df-riota 7375 df-ov 7421 df-0g 17605 df-mgm 18809 df-sgrp 18901 df-mnd 18917 df-grp 19140 df-ring 20454 df-lmod 21130 |
| This theorem is used by: (None) |
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