Description: Vector spaces are modules. (Contributed by BJ, 9-Jun-2019) (Proof modification is discouraged.)
Ref | Expression | ||
---|---|---|---|
Assertion | bj-vecssmod | ⊢ LVec ⊆ LMod |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-lvec | ⊢ LVec = { 𝑥 ∈ LMod ∣ ( Scalar ‘ 𝑥 ) ∈ DivRing } | |
2 | ssrab2 | ⊢ { 𝑥 ∈ LMod ∣ ( Scalar ‘ 𝑥 ) ∈ DivRing } ⊆ LMod | |
3 | 1 2 | eqsstri | ⊢ LVec ⊆ LMod |