- #1
Luisito89
- 1
- 0
Hi! I wonder if you guys help me prove this:
span(S1 ∩ S2) ⊆ span(S1) ∩ span(S2)
I have seen span(S1 U S2) = span(S1) + span(S2), so I just want to prove this one, any suggestion?
span(S1 ∩ S2) ⊆ span(S1) ∩ span(S2)
I have seen span(S1 U S2) = span(S1) + span(S2), so I just want to prove this one, any suggestion?