Axioms for scalar multiplication. S1 Associativity c·(c2w)=(c1c2)v. S2 Distributivity (1st version) (C1+C2)v=cv+C2v. S3 Distributivity (2nd version) c(v1+2)=CU1+C2 S4 1U=U. 4口+心左4生主9QGAxioms for scalar multiplication · S1 Associativity c1·(c2v) = (c1c2)v. S2 Distributivity (1 st version) (c1 + c2)·v = c1·v + c2·v. S3 Distributivity (2 nd version) c·(v1 + v2) = c·v1 + c·v2. S4 1·v = v