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Axiom ax-hvmul0 30263
Description: Scalar multiplication by zero. We can derive the existence of the negative of a vector from this axiom (see hvsubid 30279 and hvsubval 30269). (Contributed by NM, 29-May-1999.) (New usage is discouraged.)
Assertion
Ref Expression
ax-hvmul0 (๐ด โˆˆ โ„‹ โ†’ (0 ยทโ„Ž ๐ด) = 0โ„Ž)

Detailed syntax breakdown of Axiom ax-hvmul0
StepHypRef Expression
1 cA . . 3 class ๐ด
2 chba 30172 . . 3 class โ„‹
31, 2wcel 2107 . 2 wff ๐ด โˆˆ โ„‹
4 cc0 11110 . . . 4 class 0
5 csm 30174 . . . 4 class ยทโ„Ž
64, 1, 5co 7409 . . 3 class (0 ยทโ„Ž ๐ด)
7 c0v 30177 . . 3 class 0โ„Ž
86, 7wceq 1542 . 2 wff (0 ยทโ„Ž ๐ด) = 0โ„Ž
93, 8wi 4 1 wff (๐ด โˆˆ โ„‹ โ†’ (0 ยทโ„Ž ๐ด) = 0โ„Ž)
Colors of variables: wff setvar class
This axiom is referenced by:  hvmul0  30277  hvmul0or  30278  hvsubid  30279  hi01  30349  h1de2ctlem  30808  spansneleq  30823  h1datomi  30834
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