Problem: S1: The journal is abstracted and indexed by EMBASE , Expanded Academic , Google Scholar , and Summon by Serial Solutions .
S2: The magazine is abstracted and indexed by Academic Solutions by EMBASE , Expanded Serial , Google Scholar and Summon .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The construction of achieves a seed length of Formula 32 , which is constant to optimum factors .
S2: The construction of a seed length of Formula 32 , which is optimal to constant factors .

Do S1 & S2 convey the same information?

A: no

Problem: S1: 1960-The world 's first laser was developed by Russian scientists Nikolay Basov and Alexander Prokhorov , and American scientist Charles H. Townes .
S2: The world 's first laser was developed in 1960 by the American scientists Nikolay Basov and Alexander Prokhorov and the Russian scientist Charles H. Townes .

Do S1 & S2 convey the same information?

A:
no