Metamath Proof Explorer

Theorem 2t0e0

Description: 2 times 0 equals 0. (Contributed by David A. Wheeler, 8-Dec-2018)

Ref Expression
Assertion 2t0e0 
|- ( 2 x. 0 ) = 0

Proof

Step Hyp Ref Expression
1 2cn 
 |-  2 e. CC
2 1 mul01i 
 |-  ( 2 x. 0 ) = 0