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| Description: Closure of vector addition. |
| Ref | Expression |
|---|---|
| ax-hvaddcl |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cA |
. . . 4
| |
| 2 | chil 4958 |
. . . 4
| |
| 3 | 1, 2 | wcel 1092 |
. . 3
|
| 4 | cB |
. . . 4
| |
| 5 | 4, 2 | wcel 1092 |
. . 3
|
| 6 | 3, 5 | wa 196 |
. 2
|
| 7 | cva 4959 |
. . . 4
| |
| 8 | 1, 4, 7 | co 3001 |
. . 3
|
| 9 | 8, 2 | wcel 1092 |
. 2
|
| 10 | 6, 9 | wi 2 |
1
|
| Colors of variables: wff set class |
| This axiom is referenced by: hvsubclt 4998 hvaddcl 4999 hvadd4t 5013 hvsub4t 5014 hvsubcan1t 5016 hvaddsubasst 5018 his7 5051 normpyct 5093 helch 5151 ocsh 5164 shselt 5280 spanunsn 5482 hosclt 5491 osumlem1 5530 3oalem1 5552 hosf 5602 |