Problem: S1: Finally , we say that the distribution is regular if Formula 11 is concave .
S2: Finally , we say that a distribution is concave if the Formula 11 is regular .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The '' establish '' command is used to create a new database , table , index , or stored procedure .
S2: The command '' create '' is used to create a new database , table , new index , or stored procedure .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The Pittsburgh Frank Seder was expanded in 1913 , but destroyed by a fire in 1917 with a loss of $ 600,000 , the replacement was completed in 1918 .
S2: The Pittsburgh Frank Seder was completed in 1913 , but destroyed in 1917 by a fire with a loss of $ 600,000 , and its replacement was expanded in 1918 .

Do S1 & S2 convey the same information?

A:
no