Rail transport in Belgium was historically managed by the National Railway Company of Belgium , which was known in French as the SNCB and in Dutch as the NMBS .
Rail transport in Belgium was historically managed by the National Railway Company of Belgium , known as SNCB in French and NMBS in Dutch .

Are these two sentences paraphrases of each other?
yes

With a discrete amount of probabilities Formula 1 with the condition formula 2 and Formula 3 any real number , the Tsallis is defined as entropy as
Given a discrete set of probabilities formula _ 1 with the condition formula _ 2 , and formula _ 3 any real number , the Tsallis entropy is defined as

Are these two sentences paraphrases of each other?
yes

In 2004 Peter Eigen celebrated her second wedding in Berlin with the long-standing companion Gesine Schwan .
Gesine Schwan celebrated her second wedding in 2004 with the long-time companion Peter Eigen in Berlin .

Are these two sentences paraphrases of each other?
no

He was born and grew up in Titograd ( now Podgorica ) in a family of musicians .
He was born in Podgorica ( now Titograd ) and grew up in a family of musicians .

Are these two sentences paraphrases of each other?
no