Problem: (1) From 1973 to 1974 , Aubrey toured with the Cambridge Theatre Company as Diggory in '' She Stoops to Conquer '' and again as Aguecheek .
(2) From 1973 to 1974 Aguecheek toured with the Cambridge Theatre Company as a diggory in '' She Stoops to Conquer '' and again as Aubrey .

Do (1) and (2) mean the same thing?
A: no

Problem: (1) In spherical coordinates , the Hamilton operator can be written of a free particle moving in a conservative potential '' U '' .
(2) In spherical coordinates the Hamiltonian of a free particle moving in a conservative potential '' U '' can be written

Do (1) and (2) mean the same thing?
A: yes

Problem: (1) He was a Chinese collector of art , particularly contemporary paintings .
(2) He was a contemporary art collector , particularly Chinese paintings .

Do (1) and (2) mean the same thing?
A: no

Problem: (1) The first introductory vehicle began from 4 p.m. on June 24 , 1874 , and regular traffic ran on the following day .
(2) The first introductory vehicle began on 24 June 1874 at 4 p.m. , and the following day regular traffic ran .

Do (1) and (2) mean the same thing?
A:
yes